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Piotr Zabierowski; Janusz Szklarzewicz; Katarzyna Kurpiewska; Krzysztof Lewiński; Wojciech Nitek. (2013). Assemblies of substituted salicylidene-2-ethanolamine copper(II) complexes: From square planar monomeric to octahedral polymeric halogen analogues. , 49(1), –. doi:10.1016/j.poly.2012.09.029 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research