Helmut Holl, Alexander Belyaev, Hans Irschik,
"Simulation of the Duffing-oscillator with time-varying mass by a BEM in time."
, in Computers and Structures, Vol. 73, Seite(n) 177-186, 1999, ISSN: 0045-7949
Original Titel:
Simulation of the Duffing-oscillator with time-varying mass by a BEM in time.