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W. Levin;D. Ryan;S. West;A.Y.H. Lu;. (1974). Preparation of Partially Purified, Lipid-depleted Cytochrome P-450 and Reduced Nicotinamide Adenine Dinucleotide Phosphate-Cytochrome c Reductase from Rat Liver Microsomes . Journal of Biological Chemistry, (), –. doi:10.1016/s0021-9258(19)42851-2 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research