DIRECT DETERMINATION OF TWO‐PERIODIC SOLUTIONS FOR NONLINEAR DYNAMIC SYSTEMS
1994 ◽
Vol 13
(3)
◽
pp. 509-529
◽
Keyword(s):
Keyword(s):
1988 ◽
Vol 21
(9)
◽
pp. 649-656
◽
2007 ◽
Vol 39
(9)
◽
pp. 1-15
Keyword(s):