Zinnecker, H. MPI for Extraterrestrial Physics, Max Planck Society;
Ebert, R., & Zinnecker, H. (1981). Effect of mass gain on stellar evolution. In C. Chiosi, & R. Stalio (Eds.), Effects of Mass Loss on Stellar Evolution ( IAU Colloquium 59 ) (pp. 361-371). Dordrecht [u.a.]: Reidel Publishing.