Vapor-Liquid Equilibrium for Thiophene + Butane, + trans-But-2-ene, + 2-Methylpropane, and + 2-Methylpropene Uusi-Kyyny, P.; Pokki, J.P.; Sapei, E.; Pakkanen, M.; Alopaeus, V.; Journal of Chemical & Engineering Data 2011, 56, 614-621