Calcium as an absorbent of gases for the production of high vacua and spectroscopic research
- 2 February 1907
- journal article
- Published by The Royal Society in Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character
- Vol. 78 (526) , 429-458
- https://doi.org/10.1098/rspa.1907.0002