1. Malpighi M. Exercitatio epistolica de lingua, (tomus 2) in operculum epis-tolae anatomicae. Lonini 1664:13.
2. Das epithel der papillae vallatae;Schwalbe;Arch Mil-rosk Anat Enwmech,1867
3. Bidrag till kaennedomen om tungans smakpa-piller;Loven;Med Arch (Stockholm),1867
4. The development of the human taste bud during the foetal period;Bradley;J Anat,1967
5. The gustofacial response: observation on normal and anencephalic newborn infants;Steiner,1973