@article{ZVMMF_1991_31_4_a3,
     author = {R. Vulanovi\'c},
     title = {A second order numerical method for non-linear singular perturbation problems without turning points},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {522--532},
     publisher = {mathdoc},
     volume = {31},
     number = {4},
     year = {1991},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1991_31_4_a3/}
}