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Atanasov, Ivan
Ekologii︠a︡ i ikonomika
Imperializmŭt i militarizat͡s︡ii͡a︡ta na "Tretii͡a︡ svi͡a︡t"
Izpoved
Nauchno-tekhnicheskata revoli͡u︡t͡s︡ii͡a︡ i mezhdunarodnite otnoshenii͡a︡