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http://www.informaworld.com/smpp/content~db=all~content=a727767614
http://www.bioone.org/doi/abs/10.1670/0022-1511(2003)037[0203:EOTSSO]2.0.CO;2
http://www.conservation.unibe.ch/dynpart/Files/Publication/44/Hofer_JHerp2003.pdf
http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1024&context=icwdm_usdanwrc
http://journals.cambridge.org/actio...948F331F926.tomcat1?fromPage=online&aid=90447
http://www.bioone.org/doi/abs/10.1670/0022-1511(2005)039[0154:EACCOT]2.0.CO;2
https://www.zora.uzh.ch/11148/
http://www.informaworld.com/smpp/content~db=all~content=a727767614
http://www.bioone.org/doi/abs/10.1670/0022-1511(2003)037[0203:EOTSSO]2.0.CO;2
http://www.conservation.unibe.ch/dynpart/Files/Publication/44/Hofer_JHerp2003.pdf
http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1024&context=icwdm_usdanwrc
http://journals.cambridge.org/actio...948F331F926.tomcat1?fromPage=online&aid=90447