TY JOUR TI Necessary defense: pros and cons KW necessary defense KW trends in criminal law policy KW doctrinal concepts KW the composition of lawful harm in a situation of necessary defense KW materials of judicial practice JO Legal Science and Practice: Journal of Nizhny Novgorod Academy of the Ministry of Internal Affairs of Russia AU Sitnikova, A.I. AU Zuyeva, Y.V. PY 2021 IS 2021 PB Nizhny Novgorod Academy of the Ministry of the Interior of Russia