@article{MSC_2000_2000_1_a1,
     author = {Ovchinnikov, Sergei},
     title = {Sistemas simb\'olicos reticulares.},
     journal = {Mathware & soft computing},
     pages = {29-34},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MSC_2000_2000_1_a1/}
}