Author; Newton, I.P.; Cooper, J.; Mehlum, F.; Thor, G.(South African Journal of Antarctic ResearchSouth African Journal of Antarctic Research Vol 24, No 1 and No 2, 1971)
Author; Cooper, J.; Avenant, N.L.; Van Wyk, J.C.P.(South African Journal of Antarctic ResearchSouth African Journal of Antarctic Research Vol 24, No 1 and No 2, 1971)