@article{SJC_2012_6_1_a6,
     author = {Tsvetkov, Milcho and Tsvetkova, Katya and Kirov, Nikolay},
     title = {Technology for {Scanning} {Astronomical} {Photographic} {Plates}},
     journal = {Serdica Journal of Computing},
     pages = {77--88},
     publisher = {mathdoc},
     volume = {6},
     number = {1},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SJC_2012_6_1_a6/}
}