Casagrande, Luca Stellar Astrophysics, MPI for Astrophysics, Max Planck Society;
Casagrande, L., Portinari, L., & Flynn, C. (2010). Revisiting the helium abundance in globular clusters with multiple main sequences. In C. Charbonnel, M. Tosi, F. Primas, & C. Chiappini (Eds.), Light Elements in the Universe (pp. 129-134).