1. Electronic speckle pattern shearing interferometry (ESPSI) and its applications;Steinchen,1994
2. Fehler erkannt-Anwendungen der elektronischen Shearografie in der Materialprüfung;Steinchen;Maschinenmarkt,1994
3. Simple spatial filtering for shearograms;Klumpp;Optics Laser Tech.,1989
4. Electronic shearography (ESPSI) for direct measurement of strains;Steinchen,1994
5. Phase-shifting speckle interferometry;Creath;Appl. Opt.,1985