By De Royer S.   Visser L.E.   Galudra G.   Pradhan U.   Van Noordwijk M.   in International Forestry Review

ISSN:1465-5489|17|3|282-297

Commonwealth Forestry Association‎(2015)‎

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By Geelhoed D.W.   Visser L.E.   Asare K.   Schagen van Leeuwen J.H.   van Roosmalen J.   in European Journal of Obstetrics and Gynecology and Reproductive Biology

ISSN:0301-2115|107|2|135-139

Elsevier‎(2003)‎

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