1. Recent advances in the american sulfur industry;Bacon;Chem. Metall. Eng.,1921
2. New uses for sulfur in industry;Kobbe;Ind. Eng. Chem.,1924
3. Admixtures improve properties of sulfur cements;Duecker;Chem. Metall. Eng.,1934
4. Feasibility Study for Using Sulfur-Aggregate Mixtures as a Structural Material;Dale,1966
5. Advanced Studies of the Sulfur-Aggregate Mixtures as a Structural Material;Dale,1968