1.
Model of generating either odd or even optical harmonics by varying the coupling parameters between source quantum dots
by Chu, Weidong
Physical Review B, 9/2010, Vol.82(12)

2.
Terahertz radiation in semiconductor quantum dots driven by gigahertz waves: The role of tailoring the quasienergy spectrum
by Duan, Suqing
Physical Review B, 10/2009, Vol.80(16)
