@article{AUPO_1997__36_1_a10,
     author = {Kub\'a\v{c}ek, Lubom{\'\i}r and Kub\'a\v{c}kov\'a, Ludmila},
     title = {One of the calibration problems},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {117--130},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {1997},
     mrnumber = {1620541},
     zbl = {0959.62052},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1997__36_1_a10/}
}