Rapisarda, P; Paolo Rapisarda, Fabiana Fanella, and Emanuele Maccarone (2 May 2000). "Reliability of Analytical Methods for Determining Anthocyanins in Blood Orange Juices". Journal of Agricultural and Food Chemistry 48 (6): 2249–2252. doi:10.1021/jf991157h. PMID 10888531. http://pubs.acs.org/doi/full/10.1021/jf991157h. (kasutatud 04.12.2010)
Rapisarda, P; Paolo Rapisarda, Fabiana Fanella, and Emanuele Maccarone (2 May 2000). "Reliability of Analytical Methods for Determining Anthocyanins in Blood Orange Juices". Journal of Agricultural and Food Chemistry 48 (6): 2249–2252. doi:10.1021/jf991157h. PMID 10888531. http://pubs.acs.org/doi/full/10.1021/jf991157h. (kasutatud 04.12.2010)