Liekhus-Schmalt, C., Tenney, I., Osipov, T., Bucksbaum, P. H., Petrovic, V. S., Belkacem, A., et al. (2014). Mapping the fragmentation of acetylene with femtosecond resolution pump probe at LCLS using 2, 3, and 4 particle coincidences. Journal of Optical Society of America, 106735.