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References
Dieter Gernert
Distance and similarity measures in generalised quantum theory
2011
Axiomathes 21/2
What can we learn from internal observers?![Open Access Link](images/OAlink.png)
1994
in: Inside versus outside, Dordrecht : Springer
![Open Access Link](images/OAlink.png)
2011
Axiomathes 21/2
1994
in: Inside versus outside, Dordrecht : Springer