@misc{PMFA_1959_4_1_a14,
     title = {Pou\v{z}it{\'\i} upraven\'e ekvidensitometrick\'e metody ke zv\'y\v{s}en{\'\i} kontrastu fotografi{\'\i} [obr\'azek 2]},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {143},
     year = {1959},
     volume = {4},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1959_4_1_a14/}
}