Azo-containing polyurethanes with nonlinear-optical properties.Published in:Polymer Science -- Series A, 2013, v. 55, n. 1, p. 1, doi. 10.1134/S0965545X12100045By:Shevchenko, V.;Sidorenko, A.;Bliznyuk, V.;Tkachenko, I.;Shekera, O.Publication type:Article