Transitive perfect colorings of 2-uniform tilings by Felix, Rene P.

Colorings of regular tilings with a singular center by Evidente, Imogene

Structure of materials an introduction to crystallography, diffraction, and symmetry by De Graef, Marc, McHenry, Michael E.

Also available remotely for University of the Philippines System via Cambridge University Press. Click here to access thru EZproxy
Available for University of the Philippines System via Cambridge University Press. Click here to access

Structure of materials an introduction to crystallography, diffraction and symmetry by De Graef, Marc, McHenry, Michael E.

Coloring symmetrical patterns by Rapanut, Teofina A.

Symmetry in science an introduction to the general theory by Rosen, Joe, 1937-

The dynamics of ambiguity by Caglioti, Giuseppe

What is symmetryn by Sitomer, Mindel

Geometry and symmetry by Yale, Paul B.

Symmetry aspects of M. C. Escher's periodic drawings by MacGillavry, Caroline Henriette 1904-

Shape and symmetry

Symmetry in the solid state by Knox, Robert S. (Robert Seiple), 1931-

Coral Gables Conference on Symmetry Principles at High Energy.