Acta Physica Polonica A
Acta Physica Polonica A > 2018 > 133 > 3 > 651-653
Acta Physica Polonica A > 2018 > 133 > 3 > 645-647
Acta Physica Polonica A > 2018 > 133 > 3 > 688-690
Acta Physica Polonica A > 2018 > 133 > 3 > 651-653
Acta Physica Polonica A > 2018 > 133 > 3 > 645-647
Acta Physica Polonica A > 2018 > 133 > 3 > 688-690