TY - GEN AU - Castella,M AU - López-Calahorra,F AU - Velasco,D AU - Finkelmann,H TI - The first asymmetrically beta-polysubstituted porphyrin-based hexagonal columnar liquid crystal SN - 1359-7345 PY - 2003///0812 N1 - Publication Type: Journal Article UR - https://doi.org/10.1039/b203710f ER -