COMPARATIVE ANALYSIS OF THE RESULTSOF AN EXPERIMENTAL STUDY WITH BASIC EQUIPMENT AND A SPECIALLY MADE ONE TOTHE INSIZE ISR - C002 ROUGHNESS TESTER. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 3, p. 58–64, 2024. DOI: 10.17770/etr2024vol3.8106. Disponível em: https://archive-journals.rtu.lv/etr/article/view/5032.. Acesso em: 11 mar. 2026.