IR. AGUSTINA WARDANI, S.T., M.T.; DR. IR. PUTRI ANGGI PERMATA S, S.T., M.T. GEOMETRI JALAN. E-Book Al’Adzkiya, [S. l.], 2026. Disponível em: https://ebook.penerbitaladzkiya.com/index.php/ebook/article/view/67. Acesso em: 19 jun. 2026.