Michel Gendreau Jacques A. Ferland Bernard Gendron Noureddine Hail Brigitte Jaumard Sophie D. Lapierre Gilles Pesant Patrick Soriano Physician Scheduling in Emergency Rooms. 53-66 2006 conf/patat/2006 PATAT http://dx.doi.org/10.1007/978-3-540-77345-0_4 db/conf/patat/patat2006.html#GendreauFGHJLPS06