TY - JOUR T1 - Laser speckle photography and the submicron measurement of surface deformations on engineering structures JO - NDT International UR - https://doi.org/10.1016/0308-9126(79)90017-8 PY - 1979/04/01 AU - Gregory DA ED - DO - DOI: 10.1016/0308-9126(79)90017-8 PB - Elsevier BV VL - 12 IS - 2 SP - 61 EP - 70 Y2 - 2026/02/04 ER -