From 1894 til 1932 he was professor at the University of Geneva.
"I have a grant to study physics at the University of Geneva."
In 1971, he served as visiting professor at the University of Geneva.
He has been professor emeritus at the University of Geneva since 2007.
She received a degree in international law from the University of Geneva.
From 1996 to 2000 he held a position at the University of Geneva.
Since 1962 he has been a full professor at the University of Geneva.
He was educated as a lawyer at the University of Geneva.
He received his doctorate in 1958 from the University of Geneva.
Eventually he was allowed to study in the University of Geneva.