Khan, E., A. Rajendran, and Z. Lai. “Fixed-Bed Adsorption Separation Of Xylene Isomers over SiO2/Silicallite-1 Core-Shell Adsorbents”. Chemical Engineering Research Bulletin, Vol. 16, no. 1, Dec. 2013, pp. 1-15, doi:10.3329/cerb.v16i1.17470.