@article{IJAMCS_2017_27_1_a13,
     author = {Ptak, R. and \.Zygad{\l}o, B. and Unold, O.},
     title = {Projection-based text line segmentation with a variable threshold},
     journal = {International Journal of Applied Mathematics and Computer Science},
     pages = {195--206},
     publisher = {mathdoc},
     volume = {27},
     number = {1},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IJAMCS_2017_27_1_a13/}
}