KUBÁT, P., LANG, K., ANZENBACHER, P., JURSÍKOVÁ, K., KRÁL, V., EHRENBERG, B. Interaction of Novel Cationic Meso-tetraphenylporphyrins in the Ground and Excited States with DNA and Nucleotides. Journal of the Chemical Society. Perkin Transactions I. 2000, č. 6, 933-941. ISSN 0300-922X.