Basheer Abdullah, D. and ضحى (2009) “Design and Analysis of a Sound Generator for wave file format via Parallel Printer Port”, AL-Rafidain Journal of Computer Sciences and Mathematics, 6(1), pp. 49–61. Available at: https://tanmiyat.uomosul.edu.iq/index.php/csmj/article/view/36913 (Accessed: 18 September 2025).