@article{CRMATH_2010__348_1-2_53_0,
     author = {Badea, Catalin and Grivaux, Sophie and M\"uller, Vladimir},
     title = {A generalization of the {Friedrichs} angle and the method of alternating projections},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {53--56},
     publisher = {Elsevier},
     volume = {348},
     number = {1-2},
     year = {2010},
     doi = {10.1016/j.crma.2009.11.018},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2009.11.018/}
}