@article{Li:2014r5, author = "Li, Peng-Cheng and Chu, Shih-I", title = "{Resonance-enhanced below-threshold harmonic generation of He atoms in few-cycle laser fields}", doi = "10.22323/1.202.0013", journal = "PoS", year = 2014, volume = "IWCSE2013", pages = "013" }