Description
Published:1970-
Physical Description:volumes ; 23 cm.
Issued also on microfilm and (1975- ) microfiche by University Microfilms.
Publication Frequency:Semiannual, 1979-
ISSN:0007-2303
1533-4465
1057-8641
Finding Aid:Authors and titles index: 1970, 1-1981, 2. 1 v.