Crystalography:
- Ed. Hahn Th., International Tables for Crystalography -
Volume A - Space Group Symmetry, Kluwer (2002) 
-  Burns G., Glazer A. M., Space Groups for Solid State Scientists,
Academic Press (1990) 
- Ed. Hahn Th., Brief Teaching Edition of - International Tables 
for Crystalography - Volume A - Space Group Symmetry, Kluwer (1996)
- Hammond C., The Basics of Crystallography and Diffraction,
International Union of Crystallography, Oxford Science Publications
(2001)
- Ed. Giacovazzo C., Giacovazzo C., Monaco H. L., Viterbo D.,
Scordari F., Gilli G., Zanoti G., Catti M., Fundamentals of 
Crystallography and Diffraction, International Union of 
Crystallography, Oxford Science Publications 
(1992)
Atomic Structure
- Y. Chiang, D. Birnie III and W. Kingery, Physical Ceramics:
Principles for Ceramic Science and Engineering, The MIT series,
John Wiley & Sons (1997)
-  C. Kittel, Introduction to Solid State Physics, 
John Wiley & Sons (1986)
Voronoi Algorithms
- R. E. Moore and I. O. Angell, Voronoi Polygons and 
Polyhedra, J. of Computational Physics, 105, 301 (1993)
- R. Sedgewick, Algorithms in C, 3rd Edition, (1998)       
- Cunha L.V., Desenho Tecnico, Calouste Gulbenkian 
Foundation, Lisboa, 4th Edition 
- A.M. Kraynik, D.A. Reinelt F. Swol, Structure of Random
Monodisperse Foam, Physical Review E 67, 031403 (2003)
RCP algorithms
- M. Bargiel and J. Moscinski, C-language program  
for the irregular close packing of hard spheres, 
Comp. Phys. Comm., 64, 183 (1991)
- W. S. Jodrey and E. M. Tory, Computer simulation
of close random packing of equal spheres,
Phys. Rev. A, 32-4, 2347 (1985)