1. Thyroid and Thymus;Crotti,1918
2. Von Innervationsverhaltnisse der in Krelorgans der Thymus bis den 4 Fetal Monat;Hammer;Zeitsch Mikrosk Anat Forsch,1935
3. Histochemical demonstration of monoamines in the thymus of rat;Fujiwara;Jap J Pharm,1966
4. The innervation of the cat spleen;Fillenz;Proc Roy Soc London,1970
5. Histotopography of catecholamines in the mammalian thymus;Sergeeva;Bull Exp Biol Med,1974