PROBLEM STATEMENT AND METHOD FOR DERIVING THE DISPERSION EQUATION FOR WAVE PROPAGATION IN A THREE-LAYER VISCOELASTIC PLATE WITH A FILLER. Web technol. [Internet]. 2026 Jun. 9 [cited 2026 Sep. 5];4(6):33-9. Available from: https://webofjournals.com/index.php/4/article/view/6706