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1
On the resonance concept in systems of linear and nonlinear ordinary differential equations /
Published 1965Government Document Thesis Book -
2
Problem of the operational reliability of flight control systems and automatic piloting of aircraft /
Published 1970Government Document Thesis Book -
3
Prevalence of contagious bovine pleuropneumonia and attempts to improve animal production in Lower Juba/Somalia = Untersuchungen uber das Vorkommen der Lungenseuche der Rinder im Z...
Published 1986Government Document Thesis Book