1. A characterization of 𝐶-spaces;Clarkson, James A.;Ann. of Math. (2),1947
2. On a semi-group of subsets of a linear space;Fullerton, R. E.;Proc. Amer. Math. Soc.,1950
3. A characterization of 𝐿 spaces;Fullerton, R. E.;Fund. Math.,1951
4. Algebraic formulation of the problem of measure;Stone, M. H.;Acta Sci. Math. (Szeged),1950
5. Reihe: Reelle Funktionen;Day, Mahlon M.,1958