Further ALMA observations and detailed modeling of the Red Rectangle V. Bujarrabal, A. Castro-Carrizo, J. Alcolea, M. Santander-García, H. van Winckel and C. Sánchez Contreras A&A, 593 (2016) A92 Published online: 29 September 2016 DOI: 10.1051/0004-6361/201628546