@article{SJC_2013_7_1_a1,
     author = {Topalova, Svetlana and Zhelezova, Stela},
     title = {Orthogonal {Resolutions} and {Latin} {Squares}},
     journal = {Serdica Journal of Computing},
     pages = {13--24},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SJC_2013_7_1_a1/}
}