By Maxwell J. C.   in Philosophical Magazine

ISSN:1478-6443|90|1|11-23

Taylor & Francis Ltd‎(2010)‎

Access to resources Favorite 3.1210942

By Maxwell J.C.   Pullum T.W.   in Evaluation and Program Planning

ISSN:0149-7189|24|3|257-265

Elsevier‎(2001)‎

Access to resources Favorite 2.3408208