Axel Girier-Dufournier

85.59.D - Other non-school forms of education, not classified elsewhere

58.11.Z - Publishing of books

60.39.Z - Other content distribution activities

63.91.Z - Portal and search engine activities

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

90.11.Z - Literary activities and activities related to composing music