Zimmer, K G Letter: An easy way to calculate the mean length of trajectories through bodies of given shape. [electronic resource] - International journal of radiation biology and related studies in physics, chemistry, and medicine Mar 1974 - 313 p. digital Publication Type: Journal Article ISSN: 0020-7616 Standard No.: 10.1080/09553007414550361 doi Subjects--Topical Terms: Elementary ParticlesMethodsNuclear Physics