Bennet
(1969i)
West
(1975n)
Austin
(1982g)
Giacobini-
Zinner (1984e)
Borelly (1987p
Bradfield
(1987s)
Brorsen-
Metccalf
(1989o)
Levy
(1990c)
Shoemaker-
Levy
(1991cul)
Swift-Tuttle (1992t)
Takamaziwa
Levy
(1994f)