@article{DA_2014_21_6_a5,
     author = {K. A. Popkov},
     title = {Estimates for lengths of check and diagnostic tests of functional elements},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {73--89},
     publisher = {mathdoc},
     volume = {21},
     number = {6},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2014_21_6_a5/}
}