?url_ver=Z39.88-2004&rft_id=10.1039%2Fc3cp53396d&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Rintoul%2C+Llew&rft.aufirst=Llew&rft.aulast=Rintoul&rft.title=Physical+Chemistry+Chemical+Physics&rft.issn=1463-9076&rft.volume=15&rft.atitle=A+systematic+theoretical+study+of+the+electronic+structures+of+porphyrin+dimers%3A+DFT+and+TD-DFT+calculations+on+diporphyrins+linked+by+ethane%2C+ethene%2C+ethyne%2C+imine%2C+and+azo+bridges&rft.issue=43&rft.date=2013&rft.genre=article