@article{JMAG_2019_15_3_a3,
     author = {Bohdana Hladysh and Alexandr Prishlyak},
     title = {Simple {Morse} functions on an oriented surface with boundary},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {354--368},
     year = {2019},
     volume = {15},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2019_15_3_a3/}
}