@article{10_4153_CMB_2010_093_4,
     author = {Bingham, N. H. and Ostaszewski, A. J.},
     title = {Homotopy and the {Kestelman{\textendash}Borwein{\textendash}Ditor} {Theorem}},
     journal = {Canadian mathematical bulletin},
     pages = {12--20},
     year = {2011},
     volume = {54},
     number = {1},
     doi = {10.4153/CMB-2010-093-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2010-093-4/}
}