eng Oriental Scientific Publishing Company Material Science Research India 0973-3469 2020-08-30 17 2 87 89 16101 article Magdalena Valentina Lungu 1 National Institute for Research and Development in Electrical Engineering ICPE-CA, Metallic, Composite and Polymeric Materials Department, 313 Splaiul Unirii Street, 030138 Bucharest, Romania https://www.materialsciencejournal.org/vol17no2/an-insight-into-tin-tialn-and-altin-hard-coatings-for-cutting-tools/