UMAROV, S.; ISMAILOV, R. UDK 541.64:661.18 ANALYSIS OF HYDROXYBENZENE-METHANAL OLIGOMERS USING ¹H NMR SPECTROSCOPY METHODS. Scientific and Technical Journal of Namangan Institute of Engineering and Technology, [S. l.], v. 10, n. 1, p. 139–147, 2025. DOI: 10.61151/stjniet.v10i1.705. Disponível em: http://niet.uz/index.php/nj/article/view/705. Acesso em: 6 dec. 2025.