@article{10_4153_CJM_1993_073_1, author = {Prabaharan, K.}, title = {Existence of {Invariant} {Weak} {Units} in {Banach} {Lattices:} {Countably} {Generated} {Left} {Amenable} {Semigroup} of {Operators}}, journal = {Canadian journal of mathematics}, pages = {1299--1312}, year = {1993}, volume = {45}, number = {6}, doi = {10.4153/CJM-1993-073-1}, url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1993-073-1/} }