Balkan Chemistry Days, Athens, Apr. 17-19, 1980

. Balkan Chemistry Days, Athens, Apr. 17-19, 1980. Athens: Assoz. of Greek Chem, 1980, 317 s..

(1980) Balkan Chemistry Days, Athens, Apr. 17-19, 1980, Athens: Assoz. of Greek Chem, 317 s.

(1980). Balkan Chemistry Days, Athens, Apr. 17-19, 1980. Athens: Assoz. of Greek Chem, 317 s..