TY - JOUR AU - Deng, Lu AU - Huang, Guoxiang AU - Hang, C C2 - European Physical Journal D DA - 2006-07-12 DO - https://doi.org/10.1140/epjd/e2006-00161-8 LA - en M1 - 40 PB - European Physical Journal D PY - 2006 TI - Propagation of shape-preserving optical pulses in inhomogeneously broadened multi-level systems ER -