![133540](https://sdvigpress.org/images/creator/_default.jpg)
References
Michel Leclère
Simple conceptual graphs with atomic negation and difference![Open Access Link](images/OAlink.png)
2006
with Mugnier Marie-Laure
in: Conceptual structures: inspiration and application, Dordrecht : Springer
![Open Access Link](images/OAlink.png)
2006
with Mugnier Marie-Laure
in: Conceptual structures: inspiration and application, Dordrecht : Springer