Rb-Sr whole-rock ages of metamorphic rocks from eastern Queen Maud Land, east Antarctica (2) : Tenmondai rock and Rundvagshetta - Nakajima, Takashi; Shibata, Ken; Shiraishi, Kazuyuki; Motoyoshi, Yoichi; Hiroi, Yoshikuni; Symposium on antarctic geosciences, 8 ( 22-23 octobre 1987 : Tokyo) (1988)