Abduljaleel Hamad Majeed. Improvement of structural by using combined treatment finishing processes of spiral drills with vacuum ion-plasma coatings : к.т.н. : spec.. 05.02.08 - Технологія машинобудування : presented. 2011-03-03; popup.evolution: .; The state higher educational institution " Donetsk National Technical University". – , 0411U001668.

Updated: 2026-10-21