[1] V. J. Sorger, X. Zhang. Spotlight on plasmon lasers. Science, 333, 709-710(2011).
[2] R. W. Boyd. Nonlinear Optics(2020).
[13] S. Ghimire, D. A. Reis. High-harmonic generation from solids. Nat. Phys., 15, 10-16(2019).
[25] S. A. Maier. Plasmonics: Fundamentals and Applications(2007).
[27] J. Kneipp, H. Kneipp, K. Kneipp. Surface-Enhanced Raman Scattering: Physics and Applications(2006).