@article{TRSPY_1987_180_a138,
     author = {L. I. Filozof},
     title = {Application of the $A$-method to the investigation of {Pade} approximants of elementary functions},
     journal = {Informatics and Automation},
     pages = {225--226},
     publisher = {mathdoc},
     volume = {180},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a138/}
}