American Scientist : 150 years of the periodic table /
American Scientist : 150 years of the periodic table /
Fenella Saunders.
- Research Triangle Park, NC : Sigma XI, No./De. 2019.
- 322-384 pages ; 30cm.
- V.107, No.6 .
40 years of Oregon's changing lakes.
American scientist.
40 years of Oregon's changing lakes.
American scientist.