Manca, R., C. A. Glomski, and A. Pica. “Evolutionary Intraembryonic Origin of Vertebrate Hematopoietic Stem Cells in the Elasmobranch Spleen”. European Journal of Histochemistry, vol. 62, no. 4, Dec. 2018, doi:10.4081/ejh.2018.2987.