@article {1556,
	title = {Calling and spawning dates of south-western Cape frogs.},
	journal = {Journal of the Herpetological Association of Africa},
	year = {1979},
	pages = {21-28},
	author = {Visser, John}
}
@article {1557,
	title = {Wonderw{\^e}reld van die paddas 13. Kaapse en Natalse Kriekpadda, Hogsback-padda en Kloofpadda.},
	journal = {Landbouweekblad 4 Mei},
	year = {1979},
	pages = {48-49},
	author = {Visser, John}
}
@article {1555,
	title = {A new species of river frog the Swartberg, South Africa (Ranidae: Afrana)},
	journal = {Journal of African Zoology},
	year = {1997},
	pages = {191-198},
	author = {Visser, John and Channing, A.}
}
@article {391,
	title = {[TITLE BLANK]},
	journal = {Journal of African Zoology},
	volume = {111},
	number = {3},
	year = {1997},
	month = {1997},
	pages = {191-198},
	abstract = {This report is based on the discovery of a new species of Afrana from the mountains of the southern part of Africa. It is distinguishable on call, morphology of adult, and tadpole, from the only other Afrana in the area. It is believed to have affinities to other high-altitude forms further north in Africa.},
	url = {<Go to ISI>://PREV199799687334},
	author = {Visser, John and Channing, Alan}
}
