^Pombinho AR, Laizé V, Molha DM, Marques SMP, Cancela ML. Development of two bone-derived cell lines from the marine teleost Sparus aurata; evidence for extracellular matrix mineralization and cell-type-specific expression of matrix Gla protein and osteocalcin. Cell and Tissue Research. March 2004, 315 (3): 393–406. PMID 14762709. doi:10.1007/s00441-003-0830-1.