Blicharski, T.; Swiader, K.; Serefko, A.; Kulczycka-Mamona, S.; Kolodziejczyk, M.; Szopa, A. Challenges in Technology of Bilayer and Multi-Layer Tablets: A Mini-Review. Curr. Issues Pharm. Med. Sci. 2019, 32 (4), 229-235. https://doi.org/10.2478/cipms-2019-0039.