A massive, dusty toroid with large grains in the pre-planetary nebula IRAS22036+5306v. 313241–244
Sahai, R., Young, K., Patel, Nimesh A., Sanchez Contreras, C., and Morris, M. 2008. "A massive, dusty toroid with large grains in the pre-planetary nebula IRAS22036+5306." Astrophysics and Space Science, 313 241–244.