Bi︠u︡lletenʹ voennoĭ  kafedry instituta.
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
U.S. Army Institute for Advanced Russian and East European Studies.
John and Ljubica Erickson collection.
"Za period Aprelʹ - Ii︠u︡nʹ 1971."
"Izdaetsi︠a︡ chetyre raza v god."