Rubidium, zirconium, and lithium production in intermediate-mass asymptotic giant branch stars M. A. van Raai, M. Lugaro, A. I. Karakas, D. A. García-Hernández and D. Yong A&A, 540 (2012) A44 Published online: 22 March 2012 DOI: 10.1051/0004-6361/201117896