@inproceedings{inproceedingsfb1a6e7e, title = {Laser speckle contrast ratio for photopolymerization shrinkage measurement}, author = {Jacomassi, D. P. and Rastelli, A. N. S. and Bagnato, Vanderlei Salvador}, year = {2008}, publisher = {Russian Foundation for Basic Research}, booktitle = {International Laser Physics Workshop - LPHYS'08} }