https://heasarc.gsfc.nasa.gov/docs/xarm/

Tashiro, M. & Kelley, R. in Proc. Conf. ‘ e X-ray Universe’ 2017
(eds Ness, J.-U. & Migliari, S.) (ESA, 2017);  

https://www.cosmos.esa.int/documents/332006/1402684/MTashiro_t.pdf