@article{article772,
  title = {Characterization of functionally graded TiCN and TiBCN coating of cutting tools},
  author = {ERTEK, C. and AKDOĞAN EKER, A.},
  journal = {Sigma Journal of Engineering and Natural Sciences},
  year = {2013},
  volume = {31},
  pages = {376-384},
  doi = {}
}