@article{VMP_2006_7_2_a4,
     author = {M. Yu. Andramonov},
     title = {Computing quasi-differentials and exhausters by function values},
     journal = {Numerical methods and programming},
     pages = {190--194},
     publisher = {mathdoc},
     volume = {7},
     number = {2},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2006_7_2_a4/}
}