Citation: Wang, Chao; Li, Liangjun; Bell, Jon G.; Lv, Xiaoxia; Tang, Sifu; Zhao, Xuebo; Thomas, K. Mark (2015). Hysteretic Gas and Vapor Sorption in Flexible Interpenetrated Lanthanide-Based Metal--Organic Frameworks with Coordinated Molecular Gating via Reversible Single-Crystal-to-Single-Crystal Transformation for Enhanced Selectivity. Chemistry of Materials, 27, pp. 1502-.