User:PetaRZ

Hello.

I contribute mainly to the

Computer Science

, as well as pseudo-science debunking.

In the English Wikipedia, I created the article

Observatoire de Paris

.

I'm sysop in Bulgarian Wikipedia.

Родният език на този потребител е български.

Cet utilisateur parle français à un niveau comparable à la langue maternelle.

This user can contribute with an advanced level of English.

Этот участник владеет русским языком на начальном уровне.