1. Sang-Kil Son and Shih-I Chu, “Floquet formulation for the investigation of multiphoton quantum interference in a superconducting qubit driven by a strong field” in The 38th Meeting of the Division of Atomic, Molecular and Optical Physics (American Physics Society, Calgary, Alberta, Canada, June 5-9, 2007) [poster].
2. Sang-Kil Son, Siyuan Han, and Shih-I Chu, “Floquet formulation for the investigation of multiphoton quantum interference in a superconducting qubit driven by a strong ac field,” Phys. Rev. A 79, 032301 (2009).
3. Sang-Kil Son, “New Development of Theoretical and Computational Methods for Probing Strong-Field Multiphoton Processes,” Ph.D. Thesis, University of Kansas (2009).