VASIM AHAMAD, Mohd; URRAHMAN SIDDIQUI, Misbah; MASROOR, Maria; FATIMA, Urooj. An Improved Playfair Encryption Technique Using Fibonacci Series Generated Secret Key. International Journal of Engineering and Technology, [S. l.], v. 7, n. 4.5, p. 347–351, 2018. DOI: 10.14419/ijet.v7i4.5.20104. Disponível em: https://mail.sciencepubco.com/index.php/IJET/article/view/20104.. Acesso em: 5 jun. 2025.