@incollection{Giovannetti12, author = {Rita Giovannetti}, title = {The Use of Spectrophotometry UV-Vis for the Study of Porphyrins}, booktitle = {Macro To Nano Spectroscopy}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Jamal Uddin}, chapter = {6}, doi = {10.5772/38797}, url = {https://doi.org/10.5772/38797} }