@article{NCD_2018_33_a5,
     author = {Maja Nikolova},
     title = {Digitized {Letters} - {Teacher} {Letters} from {Serbia} {Xix} {Century}},
     journal = {Review of the National Center for Digitization},
     pages = {54 },
     publisher = {mathdoc},
     volume = {33},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NCD_2018_33_a5/}
}