1. General Section
2. Morphology, Biology, and Terminology
3. Monograph of the Amphisiellidae and Trachelostylidae (Ciliophora, Hypotricha);Berger H.;Monogr. Biol.,2008
4. Monograph of the Gonostomatidae and Kahliellidae (Ciliophora, Hypotricha);Berger H.;Monogr. Biol.,2011
5. Morphology and biometry of some soil hypotrichs (Protozoa: Ciliophora);Berger H.;Zool. Jb. Syst.,1987