Publications by Michael Gaylard

• Very Long Baseline Array imaging of a periodic 12.2-GHz methanol maser flare in G9.62+0.20E, Goedhart S, Minier V, Gaylard M J, van der Walt D J, 2005, MNRAS, 356, 839

• Long-Term Monitoring of 6.7- and 12.2-GHz Methanol Masers, Goedhart S, Gaylard M J, van der Walt D J, 2004, Ap Space Sci 295, 1

• Long-term monitoring of 6.7-GHz methanol masers, Goedhart S, Gaylard M J, van der Walt D J, 2004, MNRAS, 355, 553

• Radio continuum emission associated with Class II methanol maser sources, van der Walt D J, Churchwell E, Gaylard M J, Goedhart, S, 2003, MNRAS 341, 270

• Periodic flares in the methanol maser source G9.62+0.20E, Goedhart S, Gaylard M J, van der Walt D J, 2003, MNRAS 339, L33

• Methanol maser monitoring at 6.7 and 12.2 GHz, Gaylard M J, Goedhart S, Dhlamini D, 2002, pp127 - 130 in Proc. IAU Symposium 206 Cosmic masers: from protostars to blackholes

• Variability studies of 6.7 GHz methanol masers at HartRAO, Goedhart S, Gaylard M J, Dhlamini D, 2002, pp 131 - 134 in Proc. IAU Symposium 206 Cosmic masers: from protostars to blackholes

• Radio Continuum emission associated with Class II methanol maser sources, van der Walt D J, Churchwell E, Gaylard M J, Goedhart S, 2002, p435 in ASP Conference series vol 267 Hot Star Workshop III: The Earliest Stages of Massive Star Birth. Ed. PA Crowther

• Near-infrared imaging of the environment of 6.7-GHz methanol masers, Goedhart S, van der Walt D J, Gaylard M J, 2002, MNRAS 335, 125

• Future Radio Pulsar Observing - Threats and Opportunities, Gaylard M J, 2002, Africa Skies / Cieux Africains, Special issue No 7, 46

• Kinematics of the Gum Nebula Region, Woermann B, Gaylard M J, Otrupcek R, 2001, MNRAS 325, 1213

• Hydroxyl lines towards Puppis A, Woermann B, Gaylard M J, Otrupcek R, 2000, MNRAS 317, 421

• Hydrogen recombination lines from the Gum nebula, Woermann B, Gaylard M J, Otrupcek R, 2000, MNRAS 315, 241

• 6.7 GHz Methanol Masers Associated with IRAS-Selected Sources, MacLeod, G C, van der Walt D J, North, A, Gaylard M J, Galt J A, Moriarty-Schieven G H, 1998, AJ 116, 2936

• Masers in Massive Star-Forming Regions Associated with the Brightest Steep-Spectrum IRAS Point Sources, MacLeod G C, Scalise E Jr., Saedt S, Galt J A, Gaylard M J, 1998, AJ 116, 1897

• The Tswaing Meteor Crater, Gaylard M, 1996, MNASSA, 55, 182

• Search for 5₁-6₀ A⁺-methanol masers towards faint IRAS sources, van der Walt D J, Retief S J P, Gaylard M J, MacLeod G C, 1996, MNRAS, 282, 1085

• Variable hydroxyl and methanol masers in G351.78-0.54, MacLeod G C, Gaylard M J, 1996, MNRAS, 280, 868

• Spectroscopic research with the Hartebeesthoek telescope, Gaylard M J, MacLeod G C, Smits D P, West M E, van der Walt D J, 1995, Ap. Space Sci, 230, 341

• Pulsation properties of a sample of Mira and OH/IR stars, Gaylard M J, West M E, 1995, ASP Conf. Series 83, 411

• New detections of 5₁-6₀ A⁺-methanol masers towards IRAS sources, van der Walt D J, Gaylard M J, MacLeod G C, 1995, A&AS, 110, 81

• Co-existing with GLONASS: observing the 1612 MHz hydroxyl line, Combrinck W L, West M E, Gaylard M J, 1994, PASP, 106, 807

• 12.2-GHz methanol and 1.6-GHz hydroxyl masers associated with new 6.7-GHz methanol masers, Gaylard M J, MacLeod G C, van der Walt D J, 1994, MNRAS, 269, 257.

• A search for SiO, OH, CO and HCN radio emission from silicate-carbon stars, Little-Marenin I R, Sahai R, Wannier P G, Benson P J, Gaylard M J, Omont A, 1994, A&A, 281, 451.

• Long term variability in 12.2-GHz 2₀-3_-1 E-methanol masers and new detections towards 6.6-GHz 5₁-6₀ A⁺-methanol masers, MacLeod G C, Gaylard M J, Kemball, A J, 1993, MNRAS, 262, 343

• New detections of 6.6-GHz 5₁-6₀ A⁺-methanol masers towards southern hydroxyl masers, Gaylard M J, MacLeod G C, 1993, MNRAS, 262, 43

• Detection of 35 new 5₁-6₀ A⁺-Methanol Masers Towards IRAS Sources, Schutte A J, van der Walt D J, Gaylard M J, MacLeod G C, 1992, MNRAS 261, 783

• Distance measurements of OH-IR sources, Shepherd M C, West M E, Cohen R J, Gaylard M J, 1992, p. 380 in Astrophysical Masers, eds. A.W. Clegg, G.E. Nedoluha, Springer-Verlag, Berlin

• Methanol masers in the southern Galaxy, MacLeod G C, Gaylard M J, Scalise Jr. E, Hughes V A, 1992, p. 195 in Astrophysical Masers, eds. A.W. Clegg, G.E. Nedoluha, Springer-Verlag, Berlin

• Masers in star-forming regions associated with cold, bright IRAS sources, MacLeod G C, Gaylard M J, Scalise Jr. E, Hughes V A, 1992, p. 116 in Astrophysical Masers, eds. A.W. Clegg, G.E. Nedoluha, Springer-Verlag, Berlin

• Mira and OH/IR maser characteristics and distance determination, West M E, Gaylard M J, Combrinck W L, Cohen R J, Shepherd M C, 1992, PASP Conf. Series 30, 277.

• Detection of 5₁-6₀ A⁺-Methanol masers towards southern galactic OH masers, MacLeod G C, Gaylard M J, 1992, MNRAS 256, 519

• Search and detection of 5₁-6₀ A⁺-methanol masers towards southern Galactic star-forming regions, MacLeod G C, Gaylard M J, Nicolson G D, 1992, MNRAS 254, 1P

• OH maser light curves and distance measurement techniques for OH-IR sources, Shepherd M C, Cohen R J, Gaylard M J, West M E, 1992, pp 78-79 in colloquium proceedings Instabilities in Evolved Super- and Hypergiants, eds. C de Jager & H Nieuwenhuijzen, North-Holland, Amsterdam

• A 13 cm recombination line survey of the southern Galaxy, Gaylard M J 1991, PASP Conf. Series 16, 57

• IRAS 07027-7934: the link between OH/IR stars and carbon-rich planetary nebulae, Zijlstra A A, Gaylard M J, te Lintel Hekkert P, Menzies J, Nyman L-A, Schwarz H E, 1991, A&A 243, L9

• OH-IR sources as precursors to protoplanetary nebulae, Shepherd M C, Cohen R J, Gaylard M J, West M E, 1990, Nature 344, 522

• Radio studies of ionized hydrogen in the southern Milky Way, Gaylard M J, 1990, PhD Thesis, Rhodes University, Grahamstown, South Africa

• Search for water vapor masers in the direction of IRAS sources associated with HII regions and molecular clouds, Braz M A, Scalise Jr E, Gregorio Hetem J C, Monteiro do Vale J L, Gaylard M J, 1989, A&AS, 77, 465

• OH-IR sources and the Galactic centre distance, Cohen R J, Shepherd M, Gaylard M J, West M E, 1989, p51 in The Center of the Galaxy, ed. M Morris, publ. Reidel, Dordrecht

• The identification of bright OH/IR stars and their mimics, Gaylard M J, West M E, Whitelock P A, Cohen R J, 1989, MNRAS, 236, 247

• Newly discovered methanol masers associated with IRAS sources, Kemball A J, Gaylard M J, Nicolson G D, 1988 Ap J, 331, L37

• Infrared absorption at 9.7um as an OH/IR star predictor, Gaylard M J, Whitelock P A, 1988 MNRAS 235, 123

• 1612 MHz observations of southern IRAS sources, Dollery M E, Gaylard M J, Cohen R J, 1987, p215 in Circumstellar Matter, eds. I Appenzeller, C Jordan, publ. Reidel, Dordrecht

• Comet Halley hydroxyl observations at 18 cm during the transits of the Galactic plane and Centaurus A,Gaylard M J, 1987, p109 in Cometary Radio Astronomy, eds. W M Irvine, F P Schloerb, L E Tacconi-Garman, publ. NRAO, Green Bank, West Virginia

• The HII regions ionized by Sigma and Tau Sco, Gaylard M J, 1984, MNRAS, 211, 339

• Radio observations of the CMa OB1 HII region, Gaylard M J, Kemball A J, 1984, MNRAS 211, 155

• Detection of the H142alpha line from the Barnard Loop, Gaylard M J, 1984, MNRAS, 211, 149

• Computerised radio path loss predictions, Gaylard M J, Baker D C, 1979, Trans. S. A. Inst. Elec. Eng. 70, 260

• The performance of a 22GHz radio telescope, Gaylard M J, 1977, MSc thesis, Rhodes University, Grahamstown, South Africa