On the notion of concentration I

Gabriel Samboan, Radu Theodorescu. On the notion of concentration I. Elektronische Informationsverarbeitung und Kybernetik, 4(4):235-255, 1968.

@article{SamboanT68,
  title = {On the notion of concentration I},
  author = {Gabriel Samboan and Radu Theodorescu},
  year = {1968},
  researchr = {https://researchr.org/publication/SamboanT68},
  cites = {0},
  citedby = {0},
  journal = {Elektronische Informationsverarbeitung und Kybernetik},
  volume = {4},
  number = {4},
  pages = {235-255},
}