1. Application of holographic interferometry for visualization of transparent inhomogeneities by the defocused grating method;Lyalikov,1994
2. Visualization of complex phase objects using a system of defocussed gratings;Lyalikov,1995
3. Digital phase contrast with the fractional Fourier transform
4. Spatial phase filtering with a porphyrin derivative as phase filter in an optical image processor;Kaladevi,2005
5. Application of fractal masks to determination phase discontinuities in transparent objects;Zinchik,2010