Kaluza, M. C., Santala, M. I. K., Schreiber, J., Tsakiris, G. D., & Witte, K. J. (2008). Time-sequence imaging of relativistic laser-plasma interactions using a novel two-color probe pulse. Applied Physics B - Lasers and Optics, 92(4), 475-479. doi:10.1007/s00340-008-3150-z.