Talk no. 1, 4 p.
Talk no. 2, 7 p.
Talk no. 3, 29 p.
Talk no. 4, 9 p.
Talk no. 6 et 7, 28 p.
Talk no. 8, 6 p.
Talk no. 12, 6 p.
Talk no. 13, 15 p.
Talk no. 14 et 15, 6 p.
Talk no. 16, 19 p.
Talk no. 17, 11 p.
Talk no. 18, 6 p.
Talk no. 19 et 20, 13 p.
Talk no. 21, 8 p.
Talk no. 22, 7 p.
Talk no. 23, 12 p.
Talk no. 24, 5 p.
Talk no. 25, 7 p.
article no. 21, 6 p.
article no. 22, 3 p.
article no. 23, 3 p.
article no. 24, 1 p.