1. Sang-Kil Son and Shih-I Chu, “Multielectron effects on the orientation dependence and photoelectron angular distribution of multiphoton ionization of CO₂ in strong laser fields,” Phys. Rev. A 80, 011403(R) (2009).
2. Sang-Kil Son, “New Development of Theoretical and Computational Methods for Probing Strong-Field Multiphoton Processes,” Ph.D. Thesis, University of Kansas (2009).