@incollection{MEM_2022_51_a14,
     author = {Kunchev, Mitko},
     title = {Broadening the students{\textquoteright} horizons in the mathematics class},
     booktitle = {},
     series = {Mathematics and Education in Mathematics},
     pages = {178--183},
     year = {2022},
     volume = {51},
     language = {bg},
     url = {http://geodesic.mathdoc.fr/item/MEM_2022_51_a14/}
}