MORTHIER, G BAETS, R TSIGOPOULOS, A SPHICOPOULOS, T and TSANG, CF CARROLL, JE WENZEL, H MECOZZI, A SAPIA, A and CORREC, P HANSMANN, S BURKHARD, H PARADISI, A and MONTROSSET, I OLESEN, H LASSEN, HE SCHATZ, R BISSESSUR, H, COMPARISON OF DIFFERENT DFB LASER MODELS WITHIN THE EUROPEAN COST-240 COLLABORATION, IEE Proceedings - Optoelectronics, (141), 82-88, 1994, INST ENGINEERING TECHNOLOGY-IET, 1350-2433, 1359-7078