@article{AM2_1984__27_137020,
     author = {I.M. Snyman},
     title = {On the transversal distribution and the complete figure in the second order multiple integral problem in the calculus of variations.},
     journal = {Aequationes mathematicae},
     pages = {163--186},
     publisher = {mathdoc},
     volume = {27},
     year = {1984},
     zbl = {0562.49019},
     url = {http://geodesic.mathdoc.fr/item/AM2_1984__27_137020/}
}