Petrova, E. V., Tishkovets, V. P., & Jockers, K. (2008). Rebuttal to comment on Modeling of opposition effects with ensembles of clusters: Interplay of various scattering mechanisms by Elena V. Petrova, Victor P. Tishkovets, Klaus Jockers, 2007 [Icarus 188, 233245]. Icarus, 194, 853-856. doi:10.1016/j.icarus.2007.10.018.