Romanov, S G Diffraction of light from thin-film polymethylmethacrylate opaline photonic crystals. [electronic resource] - Physical review. E, Statistical, nonlinear, and soft matter physics May 2001 - 056603 p. digital Publication Type: Journal Article ISSN: 1539-3755 Standard No.: 10.1103/PhysRevE.63.056603 doi