1. Discovery of the cerium isotopes
2. The Nubase evaluation of nuclear and decay properties
3. http://www.nndc.bnl.gov/ensdf/ ENSDF, Evaluated Nuclear Structure Data File, maintained by the National Nuclear Data Center at Brookhaven National Laboratory, published in Nuclear Data Sheets (Academic Press, Elsevier Science).
4. S. Czajkowski, F. Ameil, P. Armbruster, M. Bernas, P. Dessagne, C. Donzaud, C. Engelmann, H.R. Faust, H. Geissel, E. Hanelt, A. Heinz, M. Hesse, C. Kozhuharov, C. Miehé, G. Münzenberg, M. Pfützner, C. Röhl, K.-H. Schmidt, W. Schwab, C. Stephan, K. Sümmerer, L. Tassan-Got, B. Voss, Proc. Int. Conf. on Exotic Nuclei, Atomic Masses, ENAM’95, Arles, France, 1995, Editions Frontieres, 1996, p. 553.
5. Discovery and cross-section measurement of 58 new fission products in projectile-fission of 750 · A MeV 238U