@article{RMF_2016_91_1_a4,
     author = {Calda, Emil},
     title = {Podobn\'e troj\'uheln{\'\i}ky v podobn\'ych \'uloh\'ach},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {24--28},
     year = {2016},
     volume = {91},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/RMF_2016_91_1_a4/}
}