Acta Physica Polonica A
Acta Physica Polonica A > 1996 > 90 > 3 > 541-546
Acta Physica Polonica A > 1996 > 90 > 4 > 825-828
Acta Physica Polonica A > 1996 > 90 > 5 > 861-864
Acta Physica Polonica A > 1996 > 90 > 3 > 541-546
Acta Physica Polonica A > 1996 > 90 > 4 > 825-828
Acta Physica Polonica A > 1996 > 90 > 5 > 861-864