@article{article2293c6d7,
title   = {Effect of protonation on the singlet-singlet excited-state absorption of meso-tetrakis(p-sulphonatophenyl) porphyrin},
author = {Gonçalves, P. J. and Borissevitch, Iouri and Zílio, Sérgio Carlos},
year = {2009},
doi = {10.1016/j.cplett.2008.12.067},
journal   = {Chemical Physics Letters}
}