@inproceedings{sgem2019s14089, title = {DEVELOPMENT OF RECOMMENDATIONS ON ENVIRONMENTAL CERTIFICATION OF FORESTRY MACHINERY DRIVES}, author = {Egor Khitrov}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Water Resources. Forest, Marine and Ocean Ecosystems}, year = {2019}, pages = {689-696}, publisher = {STEF92 Technology}, doi = {10.5593/sgem2019/3.2/s14.089} }