{PDF} Evaluated nuclear-data file for niobium Smith, A.B.; Smith, D.L.; Howerton, R.J.; Argonne National Lab.; Lawrence Livermore National Laboratory.; United States. Dept. of Energy. Office of Scientific and Technical Information

{PDF} Cobalt, fast neutrons and physical models : Nuclear data and measurements series Smith, A.B.; Whalen, J.F.; Lawson, R.D.; Guenther, P.T.; Argonne National Lab.; United States. Dept. of Energy. Office of Scientific and Technical Information