@article {39750,
	title = {Linear and nonlinear optical properties of a two-subband system in a symmetric semiconductor quantum well},
	journal = {Journal of Applied Physics},
	volume = {108},
	year = {2010},
	publisher = {AIP Publishing},
	isbn = {0021-8979},
	author = {Kosionis, Spyridon G and Terzis, Andreas F and Constantinos Simserides and Paspalakis, Emmanuel}
}
