@article{AA_2015_27_3_a13,
     author = {S. Hildebrandt},
     title = {Minimizers of one-dimensional parametric variational integrals},
     journal = {Algebra i analiz},
     pages = {301--310},
     year = {2015},
     volume = {27},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AA_2015_27_3_a13/}
}