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, A. D. Grauer et al.|Central Bureau Electronic Telegrams|2013Cited by 2
Comet C/2015 v2 (johnson)С. В. Назаров, G. V. Williams, Д. Денисенко et al.|Minor Planet Electronic Circulars|2015Cited by 1
Comet C/2017 K5 (Panstarrs)J. V. Scotti, G. V. Williams, R. J. Wainscoat et al.|Central Bureau Electronic Telegrams|2017Cited by 0
COMET C/2017 D5 (PANSTARRS)T. H. Bressi, G. V. Williams, A. C. Gilmore et al.|Minor Planet Electronic Circulars|2017Cited by 0