@article{10_4064_fm224_2_2,
     author = {Zolt\'an Vidny\'anszky},
     title = {Transfinite inductions producing coanalytic sets},
     journal = {Fundamenta Mathematicae},
     pages = {155--174},
     publisher = {mathdoc},
     volume = {224},
     number = {2},
     year = {2014},
     doi = {10.4064/fm224-2-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm224-2-2/}
}