NEFEDOV, Igor S.; GUSYATNIKOV, Victor N.; MARCINIAK, Marian; KONONENKO, Valerii K.; USHAKOV, Dmitrii V. Optical gain in one-dimensional photonic band gap structures with n-i-p-i crystal layers. Journal of Telecommunications and Information Technology, [S. l.], v. 7, n. 1, p. 60–64, 2002. DOI: 10.26636/jtit.2002.1.107. Disponível em: https://jtit.pl/jtit/article/view/107. Acesso em: 17 apr. 2026.