Acta Physica Polonica A
Acta Physica Polonica A > 2005 > 107 > 5 > 817-820
Acta Physica Polonica A > 2008 > 113 > 4 > 1255-1265
Acta Physica Polonica A > 2011 > 119 > 3 > 328-331
Acta Physica Polonica A > 2005 > 107 > 5 > 817-820
Acta Physica Polonica A > 2008 > 113 > 4 > 1255-1265
Acta Physica Polonica A > 2011 > 119 > 3 > 328-331