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@article{IVM_2007_12_a0, author = {O. Krupkov\'a and G. E. Prince}, title = {Lepage forms, closed 2-forms and second-order ordinary differential equations}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {3--18}, publisher = {mathdoc}, number = {12}, year = {2007}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2007_12_a0/} }
TY - JOUR AU - O. Krupková AU - G. E. Prince TI - Lepage forms, closed 2-forms and second-order ordinary differential equations JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2007 SP - 3 EP - 18 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2007_12_a0/ LA - ru ID - IVM_2007_12_a0 ER -
O. Krupková; G. E. Prince. Lepage forms, closed 2-forms and second-order ordinary differential equations. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 12 (2007), pp. 3-18. http://geodesic.mathdoc.fr/item/IVM_2007_12_a0/