Schuette, Steffen; Freire-Erdbruegger, Christina; Klingebiel, Uwe, Phosphorus, Sulfur and Silicon and the Related Elements, 1993, vol. 78, # 1-4, p. 75 - 82
Schuette, Steffen; Freire-Erdbruegger, Christina; Klingebiel, Uwe, Phosphorus, Sulfur and Silicon and the Related Elements, 1993, vol. 78, # 1-4, p. 75 - 82