Acta Physica Polonica A
Acta Physica Polonica A > 1994 > 85 > 1 > 201-204
Acta Physica Polonica A > 1994 > 85 > 5 > 869-873
Acta Physica Polonica A > 1994 > 85 > 5 > 863-867
Acta Physica Polonica A > 1994 > 85 > 1 > 201-204
Acta Physica Polonica A > 1994 > 85 > 5 > 869-873
Acta Physica Polonica A > 1994 > 85 > 5 > 863-867