A. Shoja, F. Shirini, M. Abedini, and M. A. Zanjanchi, “BiVO4-NPs as a new and efficient nano-catalyst for the synthesis of 1,8-dioxo-octahydro xanthenes”, J. Nanostruct. Chem., vol. 4, no. 3 (September 2014), Jun. 2014, doi: 10.1007/s40097-014-0110-5.