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References

Amirouche Moktefi

Is Euler's circle a symbol or an icon?

2015

Sign systems studies 43/4

On rules and refereeing in football

2015

with Schang Fabien

in: The road to universal logic II, Basel : Birkhäuser

Open Access Link

Philosophia Scientiae 16/1

From practice to results in logic and mathematics

2012

Open Access Link
Preface

2011

with Read Stephen

Philosophia Scientiae 15/1

Open Access

Philosophia Scientiae 15/1

Hugh MacColl after one hundred years

2011

Open Access Link