TY - JOUR T1 - The four-electron diamagnetic ring current of porphycene. JO - Org Biomol Chem PY - 2003/05/21 AU - Steiner E AU - Fowler PW ED - DO - DOI: 10.1039/b210115g VL - 1 IS - 10 SP - 1785 EP - 1789 Y2 - 2024/12/22 ER -