Acta Physica Polonica A
Acta Physica Polonica A > 2012 > 121 > 1 > 214-216
Acta Physica Polonica A > 2012 > 122 > 6 > 1056-1058
Acta Physica Polonica A > 2012 > 122 > 6 > 1062-1064
Acta Physica Polonica A > 2012 > 122 > 6 > 1039-1041
Acta Physica Polonica A > 2012 > 122 > 6 > 1034-1038