Polish plans for the invasion of Denmark and Belgium/Netherlands in case of war with NATO 1960-1970
Nielsen et al. "An Operational Map of the Polish Coastal Front 1970" Vol. 15 No. 27 (2016): Performative maps
Nielsen et al. "An Operational Map of the Polish Coastal Front 1970" Vol. 15 No. 27 (2016): Performative maps