@article{SJC_2011_5_2_a2,
     author = {Zanev, Vladimir and Radenski, Atanas},
     title = {Two-Language, {Two-Paradigm} {Introductory} {Computing} {Curriculum} {Model} and its {Implementation}},
     journal = {Serdica Journal of Computing},
     pages = {129--152},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SJC_2011_5_2_a2/}
}