@article{ZR_2015_18_26_a4,
     author = {Jelena \v{C}oli\'c Oravec and Hajime Machida and Jovanka Pantovi\'c and Gradimir Vojvodi\'c},
     title = {From clones to hyperclones},
     journal = {Zbornik radova},
     pages = {111 },
     publisher = {mathdoc},
     volume = {18},
     number = {26},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZR_2015_18_26_a4/}
}