@article{paperid:1007634,
author = { -,  - and Bradaran Rahimi, Asgar},
title = {A numerical study  of flow and heat transfer between two rotating spheres with time-dependent angular velocities},
journal = {Journal of Heat Transfer},
year = {2008},
volume = {130},
month = {January},
issn = {0022-1481},
pages = {717031--717039},
			numpages = {8},
keywords = {Heat transfer-fluid flow- spheres.},
}