AHARONYAN, N. G. PLEIJEL TYPE IDENTITIES. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 43, n. 2 (219), p. 32–37, 2009. DOI: 10.46991/PYSU:A/2009.43.2.032. Disponível em: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol43_no2_2009_pp032-037. Acesso em: 22 jul. 2024.