Acta Physica Polonica A
Acta Physica Polonica A > 1994 > 86 > 5 > 763-766
Acta Physica Polonica A > 1994 > 86 > 5 > 749-752
Acta Physica Polonica A > 1994 > 86 > 5 > 727-735
Acta Physica Polonica A > 1994 > 86 > 5 > 763-766
Acta Physica Polonica A > 1994 > 86 > 5 > 749-752
Acta Physica Polonica A > 1994 > 86 > 5 > 727-735