Ot︠s︡enka kharakteristik sistem upravlenii︠a︡ letatelʹnymi apparatami /
Butko, G. I.(Gelios Ivanovich)
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
Ivnit︠s︡kiĭ, V. A.
Poryvkin, I︠U︡. P.
Moskva : "Mashinostroenie",
1983.
Includes bibliography (p. 267-[270]).
John and Ljubica Erickson collection.