@article{TUW-214973, author = {Steinhauser, Georg and Sterba, Johannes H. and Hammer, V.M.F.}, title = {Nuclear forensics of a colored gemstone: evidence of proton bombardment of a blue topaz}, journal = {Applied Radiation and Isotopes}, year = {2013}, volume = {75}, pages = {18--21}, doi = {10.1016/j.apradiso.2013.01.018} }