par M. Legrain,...[et al.] par M. Legrain,...[et al. Harry Levin,...[et al.] Harry Levin,...[et al. Paul F. Brandwein,...[et al.] par Beryl T. Atkins,...[et al.] Suzanne Slesin,...[et al.] J.Mann,...[et al.] R. Coulon,...[et al.] Douglas A. Bernstein,...[et al.]