IMPROVEMENT OF MEDICATION DELIVERY TRICOPTER STABILITY USING ACKERMAN METHOD. FULafia Journal of Science and Technology , [S. l.], v. 5, n. 2, p. 109–119, 2019. Disponível em: https://lafiascijournals.org.ng/index.php/fjst/article/view/131. Acesso em: 15 jul. 2026.