Vannahme C, Schübel S, Herud M, Gösling S, Hülsmann H, Paulsson M, Hartmann U, Maurer P (July 1999). "Molecular cloning of testican-2: defining a novel calcium-binding proteoglycan family expressed in brain". Journal of Neurochemistry. 73 (1): 12–20. doi:10.1046/j.1471-4159.1999.0730012.x. PMID10386950. S2CID21955542.
Vannahme C, Schübel S, Herud M, Gösling S, Hülsmann H, Paulsson M, Hartmann U, Maurer P (July 1999). "Molecular cloning of testican-2: defining a novel calcium-binding proteoglycan family expressed in brain". Journal of Neurochemistry. 73 (1): 12–20. doi:10.1046/j.1471-4159.1999.0730012.x. PMID10386950. S2CID21955542.
Vannahme C, Schübel S, Herud M, Gösling S, Hülsmann H, Paulsson M, Hartmann U, Maurer P (July 1999). "Molecular cloning of testican-2: defining a novel calcium-binding proteoglycan family expressed in brain". Journal of Neurochemistry. 73 (1): 12–20. doi:10.1046/j.1471-4159.1999.0730012.x. PMID10386950. S2CID21955542.