Civeyrel L; Simberloff D. (1996). »A tale of two snails: is the cure worse than the disease?«. Biodiversity and Conservation. Zv. 5, št. 10. str. 1231–52. doi:10.1007/BF00051574. ISSN0960-3115.
Civeyrel L; Simberloff D. (1996). »A tale of two snails: is the cure worse than the disease?«. Biodiversity and Conservation. Zv. 5, št. 10. str. 1231–52. doi:10.1007/BF00051574. ISSN0960-3115.