In Paris around 1960 he was taking night classes for a diploma in urban planning while working in the day, where he met other members of what would become the Utopie group.
By the end of 1966 he was a member of the editorial committee of Melp!, the École Nationale Supérieure des Beaux-Arts student association's review, along with Jacques Barda, Roland Castro, Pierre Granveaud and Antoine Grumbach.
[9] Tonka edited and promoted collections of Baudrillard's essays, helping to draw the attention of the public to his views, which were at first Marxist but later moved towards the center.
[5] Tonka held extreme left opinions, close to the anarchists, that could be traced back to Rosa Luxemburg and Mikhail Bakunin.
I discovered "secrets" from Lefebvre, who did not want to widen that membership ... there was also Archigram, there was also the Situs [situationists], and then there was everything that was around and that we saw: there was Arguments, Socialisme ou Barbarre...In a 1971 interview Tonka said "To imagine ... that it is possible to act politically through urbanism, architecture, and the detournement of either is a dream."