@article{article1867,
  title = {Investigation of correlation between standard penetration test blow counts and internal friction angles for loess soils},
  author = {GÜLEN, M.},
  journal = {Sigma Journal of Engineering and Natural Sciences},
  year = {2026},
  volume = {44},
  pages = {1172-1186},
  doi = {10.14744/sigma.2025.00141}
}