1. Regeneration in protozoa: A problem of morphogenesis;Balamuth;Quart. Rev. Biol.,1940
2. Contribution to the problem of regeneration in protozoa;Balamuth;Am. Naturalist,1940
3. Structural changes during encystment and excystment in the ciliate Didinium nasutum;Beers;Arch. Protistenk.,1935
4. Encystment in the ciliate Bursaria truncatella;Biol. Bull.,1948
5. Studies on some aspects of cystment in the ciliate Tillina magna;Bridgmann;J. Exptl. Zool.,1948