1. Damir Z. Arov and Harry Dym, J-contractive matrix valued functions and related topics. Encyclopedia of Mathematics and its Applications, vol. 116. Cambridge University Press, Cambridge, 2008.
2. Christian Bauer, Alexander Frink, Richard Kreckel and Jens Vollinga, GiNaC is Not a CAS, 2001. URL: http://www.ginac.de/ .
3. John L. Bell, A primer of infinitesimal analysis. Cambridge University Press, Cambridge, Second, 2008.
4. Dino Boccaletti, Francesco Catoni, Roberto Cannata, Vincenzo Catoni, Enrico Nichelatti and Paolo Zampetti, The mathematics of Minkowski space-time and an introduction to commutative hypercomplex numbers. Birkhäuser Verlag, Basel, 2008.
5. Peter Butkovič, Max-linear systems: theory and algorithms. Springer Monographs in Mathematics. Springer-Verlag London Ltd., London, 2010.