Metallic chalcogenolates mediated modular Michael-aldol cascade reaction: an easy route to multi-functionalized chalcogenides and Morita-Baylis-Hillman adducts - Sousa, Bruno Artur de; Keppler, Arthur Franz; Gariani, Rogério Aparecido; Comasseto, João Valdir; Santos, Alcindo Aparecido dos (Tetrahedron, 2012)