Beebee, Trevor J. C.; Buckley, John; Evans, Ivor; Foster, Jim P.; Gent, Antony H.; Gleed-Owen, Chris P.; Kelly, Geoffrey; Rowe, Graham; Snell, Charles; Wycherley, Julia T.; Zeisset, Inga (2005). "Neglected native or undesirable alien? Resolution of a conservation dilemma concerning the pool frog Rana lessonae". Biodiversity and Conservation. 14 (7): 1607–1626. Bibcode:2005BiCon..14.1607B. doi:10.1007/s10531-004-0532-3.
Beebee, Trevor J. C.; Buckley, John; Evans, Ivor; Foster, Jim P.; Gent, Antony H.; Gleed-Owen, Chris P.; Kelly, Geoffrey; Rowe, Graham; Snell, Charles; Wycherley, Julia T.; Zeisset, Inga (2005). "Neglected native or undesirable alien? Resolution of a conservation dilemma concerning the pool frog Rana lessonae". Biodiversity and Conservation. 14 (7): 1607–1626. Bibcode:2005BiCon..14.1607B. doi:10.1007/s10531-004-0532-3.