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2. Carlson, K.E. et al., 1990. RELAP5/MOD3 Code Manual. User's guidelines. NUREG/CR-5535, INEL-95/0174. Vol. 1, 2, 3 and 4, Rev. 1.
3. Fletcher, C.D., Schultz, R.R., 1995. RELAP5/MOD3 Code Manual. User's guidelines. NUREG/CR-5535, INEL-95/0174. Vol. 5, Rev. 1.
4. Analytical validation of emergency operating procedures at low power units 3&4 for KNPP;Groudev,2005
5. Investigation of primary to secondary leakage at low power during “Hydro-test” for VVER440/V230 at Kozloduy NPP;Groudev;ANE38,2011