@article{PMFA_1964_9_2_a3,
     author = {Havlovic, Vratislav},
     title = {Demonstrace fotoelasticimetrick\'e metody},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {73--85},
     year = {1964},
     volume = {9},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1964_9_2_a3/}
}