@misc{Bogdanienko-Jakubicz_Anna_Investigation_1973, author={Bogdanienko-Jakubicz, Anna and Hałaciński, Bogumił}, contributor={Gaj, Miron. Redakcja}, year={1973}, rights={Wszystkie prawa zastrzeżone (Copyright)}, description={Optica Applicata is an international journal, published in a non-periodical form in the years 1971-1973 and quarterly since 1973. From the beginning of the year 2008, Optica Applicata is an Open Access journal available online via the Internet, with free access to the full text of articles serving the best interests of the scientific community. The journal is abstracted and indexed in: Chemical Abstracts, Compendex, Current Contents, Inspec, Referativnyj Zhurnal, SCI Expanded, Scopus, Ulrich’s Periodicals Directory}, description={http://opticaapplicata.pwr.edu.pl/}, description={Optica Applicata, Vol. 3, 1973, nr 1, s. 17-19}, publisher={Oficyna Wydawnicza Politechniki Wrocławskiej}, language={eng}, title={Investigation of Birefringence in the NaC1 Monocrystals}, type={artykuł}, keywords={optyka}, }