Comet C/2011 l4 (panstarrs)W. Hasubick, G. V. Williams, Attila Bódi et al.|International Astronomical Union Circular|2011Cited by 1
COMET C/2017 K2 (PANSTARRS)R. Haver, G. V. Williams, M. Morales et al.|Central Bureau Electronic Telegrams|2017Cited by 1
Comet P/2011 U1 (Panstarrs)P. Bacci, G. V. Williams, A. R. Gibbs et al.|Central Bureau Electronic Telegrams|2011Cited by 1
COMET C/2017 E3 (PANSTARRS)T. Linder, G. V. Williams, R. Holmes et al.|Central Bureau Electronic Telegrams|2017Cited by 0
Comet P/2007 RS41 = 2017 Q2 (loneos)R. J. Wainscoat, G. V. Williams, Chris D. Crowder et al.|MPEC|2017Cited by 0