Citation: Pham, Phuc H.; Doan, Son H.; Tran, Hang T. T.; Nguyen, Ngoc N.; Phan, Anh N. Q.; Le, Ha V.; Tu, Thach N.; Phan, Nam T. S. (2018). A new transformation of coumarins via direct C--H bond activation utilizing an iron--organic framework as a recyclable catalyst. Catalysis Science & Technology, 8, pp. 1267-.