@article{Aleksandrenko_2021, title={Issues and main optimization directions of unsolved crime investigation over past years}, volume={23}, url={https://khrife-journal.org/index.php/journal/article/view/451}, DOI={10.32353/khrife.1.2021.05}, number={1}, journal={Theory and Practice of Forensic Science and Criminalistics}, author={Aleksandrenko, O.}, year={2021}, month={Jul.}, pages={75-82}