Vorlage:OIJ81
Aus WORLDFISH WIKI
VAN OIJEN,M.J.P.,WITTE,F.& WITTE-MAAS,E.L.M.: An introduction to ecological and taxonomic investigations on the haplochromine cichlids from Mwanza Gulf of Lake Victoria (Neth.J.Zool.,31,1981 :149-174)
