Budiman G, Suksmono AB, Danudirdjo D. FFT-Based Data Hiding on Audio in LWT-Domain Using Spread Spectrum Technique. ELEKTRON ELEKTROTECH [Internet]. 2020Jun.26 [cited 2024Nov.27];26(3):20-7. Available from: https://eejournal.ktu.lt/index.php/elt/article/view/23950