Berríos, Soledad, et al. “Hexavalents in Spermatocytes of Robertsonian Heterozygotes Between Mus M. Domesticus 2n=26 from the Vulcano and Lipari Islands (Aeolian Archipelago, Italy)”. European Journal of Histochemistry, vol. 62, no. 1, Feb. 2018, doi:10.4081/ejh.2018.2894.