%0 Journal Article %A Cecchini, C. %A Zappa, A. %T Some Results on the Center of an Algebra of Operators on VN(G) for the Heisenberg group %J Canadian journal of mathematics %D 1981 %P 1469-1486 %V 33 %N 6 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1981-113-8/ %R 10.4153/CJM-1981-113-8 %F 10_4153_CJM_1981_113_8