Kriechbaum, K., Cerron Infantes, D. A., Stöger, B., & Unterlass, M. M. (2015). Shape-Anisotropic Polyimide Particles by Solid-State Polycondensation of Monomer Salt Single Crystals. Macromolecules, 48(24), 8773–8780. https://doi.org/10.1021/acs.macromol.5b01545