@article{EUG_2005_62_a3,
     author = {Svetoslav Bilchev and  Emiliya Velikova},
     title = {The {Education} of mathematics in {Bulgaria}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}},
     pages = {72--88},
     year = {2005},
     volume = {62},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUG_2005_62_a3/}
}