ATEN, a didactic program to study gamma radiation attenuation through matter Paniagua, J. ; Rosado, J. ; del Rio, M. ; Jimenez, A. ; Baeza, A. ; Miro, C. Abstract Publication: European Journal of Physics Pub Date: March 1995 DOI: 10.1088/0143-0807/16/2/001 Bibcode: 1995EJPh...16...49P