Sedaghat ME, Farhadi F, Nazarifar MR, Sheikhi Kamareji R. Employing a hydrophobic-bentonite as a highly efficient and versatile catalyst for a green one-pot and rapid synthesis of 4H-benzo-[b]-pyran derivatives. Iran. J. Catal. 2024 Feb. 3;8(4). Available from: https://oiccpress.com/ijc/article/view/4020