Fission Chambers Detector Unit Mockup Testing at Research ReactorsV. P. Alferov, V. A. Fedorov, A. V. Kudryavtsev, E. S. Martazov, N. A. Selyaev, A. V. Batyunin, Yu. A. Kashchuk and V. A. VorobievEPJ Web Conf., 170 (2018) 04007DOI: https://doi.org/10.1051/epjconf/201817004007