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Nicholls RW.Nicholls RW.J Res Natl Bur Stand A Phys Chem. 1964 Jan-Feb;68A(1):75-78. doi: 10.6028/jres.068A.005. Epub 1964 Feb 1.J Res Natl Bur Stand A Phys Chem. 1964.PMID: 31834714Free PMC article.
Nicholls RW.Nicholls RW.J Res Natl Bur Stand A Phys Chem. 1964 Sep-Oct;68A(5):535-540. doi: 10.6028/jres.068A.051.J Res Natl Bur Stand A Phys Chem. 1964.PMID: 31834754Free PMC article.
Nicholls RW.Nicholls RW.J Res Natl Bur Stand A Phys Chem. 1965 Jul-Aug;69A(4):369-373. doi: 10.6028/jres.069A.038.J Res Natl Bur Stand A Phys Chem. 1965.PMID: 31927850Free PMC article.
Nicholls RW.Nicholls RW.J Res Natl Bur Stand A Phys Chem. 1965 Sep-Oct;69A(5):397-400. doi: 10.6028/jres.069A.041.J Res Natl Bur Stand A Phys Chem. 1965.PMID: 31927864Free PMC article.
Nicholls RW.Nicholls RW.J Res Natl Bur Stand A Phys Chem. 1961 Sep-Oct;65A(5):451-460. doi: 10.6028/jres.065A.047. Epub 1961 Oct 1.J Res Natl Bur Stand A Phys Chem. 1961.PMID: 32196216Free PMC article.