By Petersen U.   Wrage-Mönnig N.   Isselstein J.   in International Journal of Biodiversity Science, Ecosystem Services & Management

ISSN:2151-3732|9|2|155-165

Taylor & Francis Ltd‎(2013)‎

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By   Maass BL   Isselstein J   in African Journal of Range and Forage Science

ISSN:1727-9380|23|1|49-58

Taylor & Francis Ltd‎(2006)‎

Access to resources Favorite 3.2835324