1.
Zahro I, Maharani DK. KAJIAN KARAKTERISASI SPEKTROFOTOMETRI INFRA MERAH DAN DIFRAKSI SINAR X KATALIS OKSIDA LOGAM Cu/Cr/?-Al2O3 (INFRA RED SPECTROPHOTOMETRY AND X-RAYS DIFRACTION STUDY OF Cu/Cr/?-Al2O3 CATALYST). UJC [Internet]. 2013 Sep. 25 [cited 2025 Nov. 12];2(3). Available from: https://ejournal.unesa.ac.id/index.php/unesa-journal-of-chemistry/article/view/4523