A. Popescu, D. Savastru, R. Savastru, S. Miclos, G. Socol, I.M. Mihailescu, 2012. High contrast 2D etched holes array obtained by direct laser writing on chalcogenide As2S3 films, 2012, Phys. Status Solidi A, 209(11), pp. 2173-2178, doi10.1002/pssa201127748.