@article {2433,
	title = {A new species of Ptychadena (Amphibia: Ranidae) from southern Malawi},
	journal = {Arnoldia. Zimbabwe},
	volume = {5},
	year = {1972},
	author = {Stevens, R. A.}
}
@article {1853,
	title = {A new tree-frog from Malawi (Hyperoliinae, Amphibia)},
	journal = {Zoologica Africana},
	volume = {6},
	year = {1971},
	pages = {313-320},
	author = {Stevens, R. A.}
}
