In 1968 he founded, together with Jean-Marie Souriau and Andrea Visconti, the Center of Theoretical Physics in Marseille.
ɪn nˈaɪntiːnhˈʌndɹɪd sˈɪksti ˈeɪt hiː fˈaʊndᵻd, təɡˌɛðɚ wɪð dʒˈiːnmɚɹˈiː sˈaʊɚɹˌɪaʊ ænd ˈændɹiə vˈɪskɔnti, ðə sˈɛntɚɹ ʌv θiəɹˈɛɾɪkəl fˈɪzɪks ɪn mɑːɹsˈeɪ.