%0 Journal Article %A Tin-Yau Tam %T A Unified Extension of Some Results of Thompson, Marcus and Moyls. %J Monatshefte für Mathematik %D 1984 %P 157-166 %V 98 %I mathdoc %U http://geodesic.mathdoc.fr/item/MOMA_1984__98_178197/ %F MOMA_1984__98_178197