%0 Journal Article %A N.S. Mendelsohn %T The spectrum of idempotent varieties of algebras with binary operators based on two variable identities. %J Aequationes mathematicae %D 1978 %P 330-332 %V 18 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1978__18_136789/ %F AM2_1978__18_136789