KIDWAI, Mazaahir; KUMAR MISHRA, Neeraj; BHATNAGAR, Divya; JAHAN, Anwar. Niobium Pentachloride as a Highly Efficient Catalyst for the Synthesis of Quinoxaline Derivatives. Asian Journal of Chemistry, [S. l.], v. 23, n. 11, p. 5051–5054, 2011. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/11034. Acesso em: 23 jul. 2024.