Shadow maps and projective texturing in X3D. - Michalis Kamburelis (Web3D, 2010)

Compositing Shaders in X3D. - Michalis Kamburelis (TPCG, 2011)

Castle game engine: game engine using X3D as a scene graph. - Michalis Kamburelis (Web3D, 2015)

X3D and glTF Model Differencing for Conversions, Comparison and Conformance Testing. - Rick William Lentz; Donald Paul Brutzman; Michalis Kamburelis (Web3D, 2021)