%% Other @misc{fds223718, Author = {H. Xu}, Title = {Uniformly Area Expanding Flows in Spacetimes (theis, Duke University)}, Year = {2014}, Month = {April}, url = {http://dukespace.lib.duke.edu/dspace/bitstream/handle/10161/8732/Xu_duke_0066D_12371.pdf?sequence=1}, Key = {fds223718} }