@article{Hooman_2009 author = {Kamel Hooman and Hal Gurgenci and Ibrahim Dincer}, title = {Heatline and Energy-Flux-Vector Visualization of Natural Convection in a Porous Cavity Occupied by a Fluid with Temperature-Dependent Viscosity}, journal = {Journal of Porous Media}, issn = {1091-028X}, year = {2009}, volume = {12}, number = {3}, pages = {265--275} }