This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
ObligationK Graphe Sowa. Graphe Conceptuel de Sowa Reprsentation de l'axiome pour l'obligationbr Christophe LEGEAY Alias Tichobr fr Bloodylibu CommonsHelper Ticho fr Ticho Original upload log page fr ObligationKGrapheSowa Ticho bytes no LEGEAY Alias Ticho sur Steganography
Page 2023 Free-images.com. All images are Public Domain