Influence of Experimental Parameters on the Determination of Tetragonal Distortion in Heterostructures by LACBED Aldo Armigliato, Roberto Balboni, Franco Corticelli and Stefano FrabboniMicrosc. Microanal. Microstruct., 6 5-6 (1995) 449-456DOI: https://doi.org/10.1051/mmm:1995135