M A Meyer, Huang G-H, G J Morris, E I Friedmann. The effect of low temperature on Antarctic endolithic green algae.Polarforschung. 1988, 58 (2-3): 113-9
R Ocampo-Friedmann, M A Meyer, M Chen, E I Friedmann. Temperature response of Antarctic cryptoendolithic photosynthetic microorganisms.Polarforschung. 1988, 58 (2-3): 121-4
G Bonani, E I Friedmann, R Ocampo-Friedmann, C P McKay, W Woelfli. Preliminary report on radiocarbon dating of cryptoendolithic microorganisms.Polarforschung. 1988, 58 (2-3): 199-200
E I Friedmann, M Hua, R Ocampo-Friedmann. Cryptoendolithic lichen and cyanobacterial communities of the Ross Desert, Antarctica.Polarforschung. 1988, 58 (2-3): 251-9