61
Published 1967
Full text available from PRISMA Database with HAPI Index: 05/01/2007 to present
Electronic Journal
66
68
Published 1969
Full text available from Research Library: 07/01/1994 to 1 year ago
Electronic Journal
69
Published 1991
Full text available from East Europe, Central Europe Database: 01/01/2017 to present
Electronic Journal
71
Published 1968
Full text available from Research Library: 04/01/1994 to 12/31/1998
Electronic Journal
74
Published 1974
Full text available from Middle East & Africa Database: 10/01/2007 to present
Electronic Journal
76
Published 1976
Full text available from Research Library: 10/01/1997 to present
Electronic Journal
79
Published 1992
Full text available from Research Library: 10/01/2003 to present
Electronic Journal