By Sutherland I.   Shepherd J.P.   in Journal of Adolescence

ISSN:0140-1971|25|2|169-181

Academic Press‎(2002)‎

Access to resources Favorite 13.674289

By Klemperer O.   Shepherd J.P.G.   in Advances In Physics

ISSN:1460-6976|12|48|355-390

Taylor & Francis Ltd‎(1963)‎

Access to resources Favorite 4.1785917