1982 ◽
Vol 16
(5)
◽
pp. 271-275
1997 ◽
Vol 53
(1)
◽
pp. 43-53
◽
Volodymyr Gulik
◽
Alan Henry Tkaczyk
Sergey Stefanovsky
◽
Alexander Barinov
◽
Galina Varlakova
◽
Irene Startseva
◽
Michael I. Ojovan
Edgar Buck
◽
Rick S. Wittman
E. DRAPER
◽
GEORGE COULBOURN
2002 ◽
Vol 86
(6)
◽
pp. 92-99
Juraj Bilcik
◽
Vladimir Benko
◽
Ludovít Fillo
2005 ◽
Vol 61
(4)
◽
pp. 16-18
W.S. Keys
◽
F.E. Senftle
◽
Allan B. Tanner