Chen C., C. Hernández-García, Z. Tao, W. You, Y. Zhang, D. Zusin, C. Gentry, P.M. Tengdin, A. Becker, A. Jaron-Becker, and H. Kapteyn, Optics Express25, 28684(2017).
Chen C., Z. Tao, C. Hernández-García, P. Matyba, A.V. Carr, R. Knut, O. Kfir, D. Zusin, C. Gentry, P. Grychtol, and O. Cohen, Science Advances2, e1501333 - e1501333(2016).