Patil, A.Langoju, R.Rastogi, P.2007-07-252007-07-252007-07-25200610.1364/OPEX.14.000088https://infoscience.epfl.ch/handle/20.500.14299/9873WOS:0002345388000117906Constraints in dual-phase shifting interferometrytext::journal::journal article::research article