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2af Goldstein,HerbertFag: “...Statistics,The Two Body Central Force Problem,Small Ocillations....”
Udgivet 1950
Printed Book -
3af Lefschetz.SFag: “...Statistics,Ocillation of a Third Order Nonlinear Autonomous System, Forced Osillations in Nonlinear...”
Udgivet 1950
Printed Book