@article{ZNSL_1999_258_a16,
     author = {S. Maruster and V. Negru and D. Petcu and S. Calin},
     title = {Intelligent {Front-End} for {Solving} {Differential} and {Non-Linear} {Equations} {Systems}},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {318--334},
     publisher = {mathdoc},
     volume = {258},
     year = {1999},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_258_a16/}
}