1. Infrastructure of Treponema microdentium and Borrelia vincentii;Bladen;J. Bact.,1964
2. The ultrastructure of cultivable treponemes. 1. Treponema phagedenis, Treponema vincentii and Treponema refringens;Hovind Hougen;Acta path. microbiol. scand. Sect. B.,1974
3. Electron microscopy of endoflagella and microtubules in Treponema Reiter.;Hovind Hougen;Acta path. microbiol. scand. Sect. B.,1971
4. Morphology of Treponema microdentium as revealed by electron microscopy of ultrathin sections.;Listgarten;J. Bact.,1963
5. Electron microscopy of axial fibrils, outer envelope, and cell division of certain oral spirochetes.;Listgarten;J. Bact.,1964