@article{1102867875,
author = {Russak, I. Bert},
title = {An indirect sufficiency proof for problems with bounded state variables.},
journal = {Pacific J. Math.},
volume = {67},
number = {2},
year = {1976},
pages = { 219-253},
language = {en},
url = {http://dml.mathdoc.fr/item/1102867875}
}
Russak, I. Bert. An indirect sufficiency proof for problems with bounded state variables.. Pacific J. Math., Tome 67 (1976) no. 2, pp. 219-253. http://gdmltest.u-ga.fr/item/1102867875/