%0 Journal Article %A Myung, Hyo Chul %T A Remark on the Proof of a Theorem of Laufer and Tomber %J Canadian journal of mathematics %D 1971 %P 270-270 %V 23 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-026-1/ %R 10.4153/CJM-1971-026-1 %F 10_4153_CJM_1971_026_1