@article{ZNSL_1989_170_a5,
     author = {D. Gaier},
     title = {Remarks on the lemma of {Nersesjan} in complex approximation},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {90--94},
     publisher = {mathdoc},
     volume = {170},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1989_170_a5/}
}