A massive, dusty toroid with large grains in the pre-planetary nebula IRAS22036+5306DOI: info:10.1007/s10509-007-9644-zv. 313Springer241–244
Sahai, R., Young, Ken, Patel, N., Sánchez 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. https://doi.org/10.1007/s10509-007-9644-z.