@article{10_21136_AM_1990_104396,
     author = {Grygarov\'a, Libu\v{s}e},
     title = {About a special class of nonconvex optimization problems},
     journal = {Applications of Mathematics},
     pages = {147--157},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {1990},
     doi = {10.21136/AM.1990.104396},
     mrnumber = {1042850},
     zbl = {0718.90074},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1990.104396/}
}