Acta Physica Polonica A
Acta Physica Polonica A > 2013 > 123 > 2 > 235-237
Acta Physica Polonica A > 2013 > 123 > 2 > 224-226
Acta Physica Polonica A > 2013 > 123 > 2 > 221-223
Acta Physica Polonica A > 2013 > 123 > 2 > 421-423
Acta Physica Polonica A > 2013 > 123 > 2 > 488-489