Vaidya, Bikas; Zak, Jerzy; Bastiaans, Glenn J.; Porter, Marc D.; Hallman, Johnny L.; Nabulsi, Nabeel A. R.; Utterback, Marty D.; Strzelbicka, Bozena; Bartsch, Richard A. Analytical Chemistry, 1995 , vol. 67, # 22 p. 4101 - 4111