Castiglia D, Scaturro M, Nastasi T, Cestelli A, Di Liegro I (Mar 1996). "PIPPin, a putative RNA-binding protein specifically expressed in the rat brain". Biochem Biophys Res Commun. 218 (1): 390–4. doi:10.1006/bbrc.1996.0068. PMID8573167.
Castiglia D, Scaturro M, Nastasi T, Cestelli A, Di Liegro I (Mar 1996). "PIPPin, a putative RNA-binding protein specifically expressed in the rat brain". Biochem Biophys Res Commun. 218 (1): 390–4. doi:10.1006/bbrc.1996.0068. PMID8573167.