First- and second-order integral functionals of the calculus of variations which exhibit the Lavrentiev phenomenon
1997 ◽
Vol 3
(4)
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pp. 565-588
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1999 ◽
Vol 351
(9)
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pp. 3687-3711
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1927 ◽
Vol 46
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pp. 126-135
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1993 ◽
Vol 1993
(436)
◽
pp. 1-18
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2005 ◽
Vol 44
(1)
◽
pp. 99-110
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