[1]
Al. Sofy, S.A.-A. 2018. Fourier Transformation Infrared Spectroscopic Studies of Acidity of NaH-13 X Zeolites. Al-Nahrain Journal for Engineering Sciences. 21, 3 (Sep. 2018), 428–435. DOI:https://doi.org/10.29194/NJES.21030428.