@article{NSJOM_2007_37_1a_12,
     author = {M. Neagu},
     title = {From first order pde-systems to

 harmonic maps between generalized {Lagrange} spaces},
     journal = {Novi Sad Journal of Mathematics},
     pages = {93-106},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {2007},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2007_37_1a_12/}
}