Comet P/2012 T1 (Panstarrs)L. Buzzi, G. V. Williams, M. Micheli et al.|Central Bureau Electronic Telegrams|2012Cited by 3
Comet P/2013 r3 Catalina-PanstarrsK. Nishiyama, G. V. Williams, Satoshi Okumura et al.|Central Bureau Electronic Telegrams|2013Cited by 2
COMET C/2017 K2 (PANSTARRS)R. Haver, G. V. Williams, E. Colzani et al.|Central Bureau Electronic Telegrams|2017Cited by 1
Comet C/2011 l4 (panstarrs)W. Hasubick, G. V. Williams, Attila Bódi et al.|International Astronomical Union Circular|2011Cited by 1
Comet C/2013 g8 (panstarrs)F. Hormuth, G. V. Williams, R. J. Wainscoat et al.|Central Bureau Electronic Telegrams|2013Cited by 1