By Murphy P.K.   Long J.F.   Holleran T.A.   Esterly E.   in Learning and Instruction

ISSN:0959-4752|13|5|511-532

Elsevier‎(2003)‎

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By Fach E.   Kristovich R.   Long J.F.   Waldman W.J.   Dutta P.K.   Williams M.V.   in Environment International

ISSN:0160-4120|29|4|451-458

Elsevier‎(2003)‎

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