Bekri, Z. .; Fabiano, N.; Samei, M. E. .; Radenović, S. . Confining a Non-Negative Solution Between a Lower and Upper Solution for a Sixth-Degree Boundary Value Problem. Vojnoteh. glas. 2024, 72 (2), 547-562. https://doi.org/10.5937/vojtehg72-48996.