@article{SIGMA_2010_6_a94,
     author = {Pieter Roffelsen},
     title = {Irrationality of the {Roots} of the {Yablonskii{\textendash}Vorob'ev} {Polynomials} and {Relations} between {Them}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2010},
     volume = {6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2010_6_a94/}
}