@article{MM_2009_21_6_a5,
     author = {K. N. Markov and P. D. Shirkov},
     title = {Algorithms of smoothing of surfaces defined on irregular spaced data sets},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {69--78},
     publisher = {mathdoc},
     volume = {21},
     number = {6},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_2009_21_6_a5/}
}