Mandal SK, Datta Chaudhuri B (1987). “Enzymic oxidation of vitamin A aldehyde to vitamin A acid by rat livers of experimental thyroid disorders”. Indian. J. Exp. Biol.25: 796–7. PMID3452601.
Huang DY, Furukawa A, Ichikawa Y (1999). “Molecular cloning of retinal oxidase/aldehyde oxidase cDNAs from rabbit and mouse livers and functional expression of recombinant mouse retinal oxidase cDNA in Escherichia coli”. Arch. Biochem. Biophys.364: 264–72. doi:10.1006/abbi.1999.1129. PMID10190983.