@article{EXMATH_1986_1986_1_a25,
     author = {Rodriguez Sanchez, Gerardo},
     title = {Sobre un principio de dualidad entre sistemas mec\'anicos y campos escalares},
     journal = {Extracta mathematicae},
     pages = {85-87},
     publisher = {mathdoc},
     volume = {1},
     number = {2},
     year = {1986},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1986_1986_1_a25/}
}