Les Deux Visages
Paul Beorn
Calame ()
Judy, Lola, Sofia et moi
Robin D'ANGELO
Thrawn
Timothy Zahn
Thrawn (1)
The Justice of Kings
Richard Swan
The Art of Insight in Science and Engineering
Sanjoy Mahajan
Fundamentals of algebraic graph transformation
Hartmut Ehrig, Kasten Ehrig, Urlike Prange, Gabriele Taentzer
Incompleteness and Computability
Open Logic Project
Calculus made easy
Silvanus P. Thompson, Martin Gardner