Molecular structures, electrochemical and spectroscopical properties of dichlorodicarbonylbis (triphenylphosphine) ruthenium (ii) and dichlorodicarbonylbis (triphenylarsine) ruthenium (ii) - Batista, A A; Zukerman-Schpector, Júlio; Porcu, O M; Queiroz, Salete Linhares; Araujo, M P; Oliva, Glaucius; Souza, D H F (Polyhedron, 1994)