Regio- and stereoselective synthesis of Z-vinylic tellurides from propargylic alcohols: a route to chiral Z-enynes - Raminelli, Cristiano; Silva, Nathalia C. da; Dos Santos, Alcindo Aparecido; Porto, Andre Luiz Meleiro; Andrade, Leandro Helgueira; Comasseto, João Valdir (Tetrahedron, 2005)