1. ^{{cite journal | vauthors = Prado-Cabrero A, Estrada AF, Al-Babili S, Avalos J | title = Identification and biochemical characterization of a novel carotenoid oxygenase: elucidation of the cleavage step in the Fusarium carotenoid pathway | journal = Molecular Microbiology | volume = 64 | issue = 2 | pages = 448–60 | date = April 2007 | pmid = 17493127 | doi = 10.1111/j.1365-2958.2007.05665.x }}
2. ^{{cite journal | vauthors = Saelices L, Youssar L, Holdermann I, Al-Babili S, Avalos J | title = Identification of the gene responsible for torulene cleavage in the Neurospora carotenoid pathway | journal = Molecular Genetics and Genomics | volume = 278 | issue = 5 | pages = 527–37 | date = November 2007 | pmid = 17610084 | doi = 10.1007/s00438-007-0269-2 }}
3. ^{{cite journal | vauthors = Estrada AF, Maier D, Scherzinger D, Avalos J, Al-Babili S | title = Novel apocarotenoid intermediates in Neurospora crassa mutants imply a new biosynthetic reaction sequence leading to neurosporaxanthin formation | journal = Fungal Genetics and Biology | volume = 45 | issue = 11 | pages = 1497–505 | date = November 2008 | pmid = 18812228 | doi = 10.1016/j.fgb.2008.09.001 }}