@article{UM_2008__16_3_a1,
     author = {Elbelov\'a, Jarmila},
     title = {Vyu\v{z}it{\'\i} skal\'arn{\'\i}ho sou\v{c}inu v geometrick\'ych \'uloh\'ach},
     journal = {U\v{c}itel matematiky},
     pages = {146--159},
     publisher = {mathdoc},
     volume = {16},
     number = {3},
     year = {2008},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/UM_2008__16_3_a1/}
}