1. Detection of Cysts of Endamoeba histolytica in Tap Water by the Use of Membrane Filter Technique;Chang;Am. J. Hyg.,1956
2. Chang , S. L. Studies on Free-Living Nematode, Diplogaster nudicapitatus . II. Cultivation and Life-Cycle of D. nudicapitatus
3. Chang , S. L. Studies on Free-Living Nematode, Diplogaster nudicapitatus . III. Resistance of D. nudicapitatus to Free Chlorine and Iodine, and Its Protection of Ingested Pathogenic Bacteria and Virus against Chlorination (unpublished)
4. Chaetopoda in Swimming Baths and Filter Plants;Gutsche;Arch. Baderwesen,1953
5. Infestation of the Norwich, England, Water System;Kelly;Jour. AWWA,1955