Nickel, Helmut
(1973)
LaRocca, Donald J.
(1998)
(1971)
Grancsay, Stephen V.
(1945)
Hill, Marsh, Joan R. Mertens, Elizabeth J. Milleker, Oscar White Muscarella, and Catharine H. Roehrig
(1992)
Faltermeier, Christel, and Rudolf Meyer
(1995)
Terjanian, Pierre
(2001)
Pyhrr, Stuart W.
(2012)
Pyhrr, Stuart W., Donald J. LaRocca, and Dirk H. Breiding
(2005)
von Bothmer, Dietrich
(1989)
Pyhrr, Stuart W., Donald J. LaRocca, and Morihiro Ogawa
(2002)
(1973–1974)