“Geometric Origin of the Photosynthetic Macrocycle: Dual-Chrysene Cage Rearrangement, 18 Pi-Electron Conservation, and the 1.1 Ga Geoporphyrin Record”. 2026. Annals of the Chrysene Formalism 1 (1): 233-47. https://chrysene.com/index.php/acf/article/view/20.