@article{SJVM_2011_14_4_a5,
     author = {D. Fortin and I. Tseveendorj},
     title = {Piecewise convex formulations of binary and permutation problems},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {409--423},
     publisher = {mathdoc},
     volume = {14},
     number = {4},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2011_14_4_a5/}
}