Mircea Radu
Otto Hölder's 1892 "review of Robert Graßmann's 1891 theory of number". introductory note![Open Access](images/book.png)
2013
Philosophia Scientiae 17/1
![Open Access](images/book.png)
Otto Hölder's interpretation of David Hilbert's axiomatic method![Open Access](images/book.png)
2013
Philosophia Scientiae 17/1
![Open Access](images/book.png)
Did Hermann and Robert Graßmann contribute to the emergence of formal axiomatics?![Open Access Link](images/OAlink.png)
2005
in: Activity and sign, Dordrecht : Springer
![Open Access Link](images/OAlink.png)