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Cai, Zhaowei; Vasconcelos, Nuno . (2019). Cascade R-CNN: High Quality Object Detection and Instance Segmentation. IEEE Transactions on Pattern Analysis and Machine Intelligence, (), 1–1. doi:10.1109/TPAMI.2019.2956516 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research