Sarasquete, C, et al. “Glyconjugates in Epidermal, Branchial and Digestive Mucous Cells and Gastric Glands of Gilthead Sea Bream, Sparus Aurata, Senegal Sole, Solea Senegalensis and Siberian Sturgeon, Acipenser Baeri Development”. European Journal of Histochemistry, vol. 45, no. 3, Dec. 2009, pp. 267-78, doi:10.4081/1637.