pesée dans le vide

Source : Convention du Mètre, ann. 1 Règlement art. 4 (RS 0.941.291, état 2013-03)

Source : Metervertrag, 1. Beil. Reglement Art. 4 (SR 0.941.291, Übers., Stand 2013-03)

Source : W. Wittenberger, Rechnen in der Chemie: Erster Teil Grundoperationen, 2013, S. 176, Bst. C Eichen von Messgefässen ([Internet, 2016-08-30](https://books.google.ch/books?id=7LifBwAAQBAJ&pg=PA176&lpg=PA176&dq=%22w%C3%A4gung+im+luftleeren+raum%22&source=bl&ots=j-nee5Uy_2&sig=IbUZcNx4FaHian-2i2sfCw2HTzc&hl=de&sa=X&ved=0ahUKEwi3vMjIwujOAhVFnRQKHdIXC8oQ6AEIJjAB#v=onepage&q=%22w%C3%A4gung%20im%20luftleeren%20raum%22&f=false))

Source : Convenzione del Metro, all. 1 Regolamento art. 4 (RS 0.941.291, trad., stato 2013-03)

Source : BIPM, Documents, Metre Convention, ann. 1 Regulations art. 4, transl. (2007-09) ([Internet, 2016-10-20](http://www.bipm.org/utils/common/documents/official/metre-convention.pdf))

Source : P. J. Abbott / Z. J. Jabour, Vacuum technology considerations for mass metrology, in: Journal of Research of the National Institute of Standards and Technology, 116 (4)/2011, p. 689

Source : Chanzlia chantunala dal Grischun, servetsch da translaziuns, 2016 tenor Metervertrag, 1. Beil. Reglement Art. 4 (SR 0.941.291, Übers., Stand 2013-03)