R. . Kumar, J. . Gunjal, and S. . Chauhan, “Effect of borax-boric acid and ammonium polyphosphate on flame retardancy of natural fiber polyethylene composites”, Maderas-Cienc Tecnol, vol. 24, pp. 1–10, May 2022, doi: 10.4067/s0718-221x2022000100434.