J. Zajíček, M. Burian, P. Soukup, V. Novák, M. Macko, J. Jakůbek: Experimental MRI-SPECT insert system with Hybrid Semiconductor detectors Timepix for MR animal scanner Bruker 47/20. Journal of Instrumentation 12(01), P01015-P01015 (2017). doi:10.1088/1748-0221/12/01/P01015