Quack, Martin (2014). "The Concept of Law and Models in Chemistry". European Review. 22: S50–S86. doi:10.1017/S106279871300077X. hdl:20.500.11850/85278. Retrieved 2019-06-20., citing Alfred Stückelberger, Antike Atomphysik (1979) and Democritus Reviviscens: Sive Vita et Philosophia Democriti (1658), Disputatio II, Caput III (De Atomorum Proprietatibus), p. 207 (fuissent in hoc thuris grano, pisi magnitudinem non superante, atomi elementales ad minimum 777 600 000 000 000 000, ex quibus patet quantae sit parvitatis atomus una, concjicique potest, quantus sit atomorum numerus in toto universo). ["in this grain of frankincense, not exceeding the size of a pea, there would be at least 777,600,000,000,000,000 elemental atoms, from which it is clear how small a single atom is, and one can conjecture how great the number of atoms is in the whole universe"]
Quack, Martin (2014). "The Concept of Law and Models in Chemistry". European Review. 22: S50–S86. doi:10.1017/S106279871300077X. hdl:20.500.11850/85278. Retrieved 2019-06-20., citing Alfred Stückelberger, Antike Atomphysik (1979) and Democritus Reviviscens: Sive Vita et Philosophia Democriti (1658), Disputatio II, Caput III (De Atomorum Proprietatibus), p. 207 (fuissent in hoc thuris grano, pisi magnitudinem non superante, atomi elementales ad minimum 777 600 000 000 000 000, ex quibus patet quantae sit parvitatis atomus una, concjicique potest, quantus sit atomorum numerus in toto universo). ["in this grain of frankincense, not exceeding the size of a pea, there would be at least 777,600,000,000,000,000 elemental atoms, from which it is clear how small a single atom is, and one can conjecture how great the number of atoms is in the whole universe"]