Differences between pairing and zero-range effective interactions for nuclear binding energies K. Heyde, R. Fossion, J.E. García-Ramos, C. De Coster and R.F. Casten Eur. Phys. J. A, 13 4 (2002) 401-403 Published online: 15 April 2002 DOI: 10.1140/epja/iepja1347