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Banerjee, Rahul; Pachfule, Pradip; Chen, Yifei; Jiang, Jianwen. (2011). Experimental and computational approach of understanding the gas adsorption in amino functionalized interpenetrated metal organic frameworks (MOFs). , 21(44), 17737–0. doi:10.1039/c1jm13762j 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research