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by Deza, Michel-Marie; Sikiric, Mathieu Dutour; Shtogrin, Mikhail Ivanovitch
by Deza, Elena; Deza, Michel; Sikiric, Mathieu Dutour
by Deza, Michel-marie; Sikiric, Mathieu Dutour; Shtogrin, Mikhail Ivanovitch
by Michel-Marie Deza; Mathieu Dutour Sikiric; Mikhail Ivanovitch Shtogrin