[6] Zheng X X, Bai L H, Feng F Z. Non-sequential double ionization of magnesium atom in elliptically polarized strong laser field[J]. Laser & Optoelecronics Progress, 54, 080201(2017).
[8] Liu Z, Li R X, Xu Z Z. Recent progress in phase matched high order harmonic generation in ultrashort pulse strong field[J]. Laser & Optoelecronics Progress, 37, 1-7(2000).
[24] Blaga C I, Catoire F, Colosimo F et al. Strong-field photoionization revisited[J]. Nature Physics, 5, 335-338(2009).
[26] Becker W, Goreslavski S P. Milo?evi c' D B, et al. Low-energy electron rescattering in laser-induced ionization [J]. Journal of Physics B: Atomic, Molecular and Optical Physics, 47, 204022(2014).