Mechanical systems with unilateral constraints: controlled singularity approach
2006 ◽
Vol 76
(1-2)
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pp. 103-116
◽
1997 ◽
Vol 42
(2)
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pp. 200-215
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2000 ◽
Vol 154
(3)
◽
pp. 199-274
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1987 ◽
Vol 29
(5)
◽
pp. 413-420
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