Diehl, Roland High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Diehl, R. (1993). COMPTEL observations of galactic ²⁶AL. In Proceedings of the 7th Workshop on Nuclear Astrophysics (pp. 44-45). Garching b. München, Germany: Max-Planck-Institut für Astrophysik.