@article{10_4153_CMB_1967_049_6,
     author = {Kaul, S.K.},
     title = {On {Irregular} {Fixed} {Points}},
     journal = {Canadian mathematical bulletin},
     pages = {507--512},
     year = {1967},
     volume = {10},
     number = {4},
     doi = {10.4153/CMB-1967-049-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1967-049-6/}
}