Vargas-Berenguel, Antonio; Ortega-Caballero, Fernando; Santoyo-Gonzalez, Francisco; Garcia-Lopez, Juan J.; Gimenez-Martinez, Juan J.; Garcia-Fuentes, Luis; Ortiz-Salmeron, Emilia Chemistry - A European Journal, 2002, vol. 8, # 4 p. 812 - 827 doi: 10.1002/1521-3765(20020215)8:4<812::AID-CHEM812>3.0.CO;2-P