@article{SM_2013_204_1_a2,
     author = {E. A. Kudryavtseva},
     title = {On the homotopy type of spaces of {Morse} functions on surfaces},
     journal = {Sbornik. Mathematics},
     pages = {75--113},
     publisher = {mathdoc},
     volume = {204},
     number = {1},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2013_204_1_a2/}
}