[1]
Wierzbicki, G. 2020. The Potential of Non-Governmental Organizations in the Defense Preparation of the Society. De Securitate et Defensione. O Bezpieczeństwie i Obronności. 6, 2 (Dec. 2020), 205–215. DOI:https://doi.org/10.34739/dsd.2020.02.14.