1 - Initiation to Cosmology

2 - A Cosmological model: the Twin Bang

3 - Papers on Astrophysics and cosmology

4 - Papers based on group theory

5 -Mathematics (see french website)

6 - Magnetohydrodynamics (MHD)

7 - Other researcher's Works

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10 - Interstellar travel's problem

11 - Humor

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