1/3 - Lecture by Serge Lemoine, professor emeritus at la Sorbonne, Paris (October 30th, 2013)2/3 - Lecture by Serge Lemoine, professor emeritus at la Sorbonne, Paris (October 30th, 2013)3/3 - Lecture by Serge Lemoine, professor emeritus at la Sorbonne, Paris (October 30th, 2013)
