@article{10_21136_AM_1969_103254,
     author = {Mor\'avek, Jaroslav},
     title = {On the complexity of discrete programming problems},
     journal = {Applications of Mathematics},
     pages = {442--474},
     publisher = {mathdoc},
     volume = {14},
     number = {6},
     year = {1969},
     doi = {10.21136/AM.1969.103254},
     mrnumber = {0253745},
     zbl = {0196.22804},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1969.103254/}
}