@article{article1967,
  title = {Clustering business news for strategic insight: An unsupervised learning approach},
  author = {DAHAKE, G.V. and ALI, M.S.},
  journal = {Sigma Journal of Engineering and Natural Sciences},
  year = {2026},
  volume = {44},
  pages = {55-73},
  doi = {10.14744/sigma.2026.1967}
}