Дмітрієв, С. О., et al. “Estimation of Technical Conditions of Two-Shaft by-Pass Turbojet Engine According to the Parameters Which Are Registered on Transition Regime”. Proceedings of National Aviation University (archive), vol. 1, no. 1, Jan. 1998, pp. 77-81, doi:10.18372/2306-1472.1.10942.