Study of drip-line nuclei with a core plus multi-valence nucleon model H. Masui, T. Myo, K. Katō and K. Ikeda Eur. Phys. J. A, 25 3 (2005) 505-506 Published online: 04 July 2005 DOI: 10.1140/epjad/i2005-06-135-8