Wildenhues MJ, Bagaturov MF, Schmitz A, Dao ATT, Hendrix R & Ziegler T (2011): Captive management and reproductive biology of Orlov’s Treefrog, Rhacophorus orlovi Ziegler & Köhler, 2001 (Amphibia: Anura: Rhacophoridae), including larval description, colour pattern variation and advertisement call. Zoologischer Garten N.F. 80: 287–303.

Ohler A, Wollenberg KC, Grosjean S, Hendrix R, Vences M, Ziegler T & Dubois A (2011): Sorting out Lalos: taxonomic revision of a group of megophryid frogs from Northern Indochina (genus Leptolalax). Zootaxa 3147: 1–83.

Hendrix R, Hauswaldt S, Veith M & Steinfartz S (2010): Strong correlation between cross-amplification success and genetic distance across all members of “True Salamanders” (Amphibia: Salamandridae) revealed by Salamandra salamandra-specific microsatellite loci. Molecular Ecology Resources 10: 1038–1047.

Vogel G, David P, Pauwels OSG, Sumontha M, Norval G, Hendrix R, Vu NT & Ziegler T (2009): A revision of Lycodon ruhstrati (Fischer, 1886) auctorum (Squamata: Colubridae), with the description of a new species from Thailand and a new subspecies from the Asian mainland. Tropical Zoology 22: 131–182.

Hendrix R, Böhme W & Ziegler T (2009): The tadpole of the Helmeted Toad, Ingerophrynus galeatus (Günther, 1864) from Vietnam (Anura: Bufonidae). Herpetology Notes, 2: 155–160.

Gawor A, Hendrix R, Vences M, Böhme W & Ziegler T (2009): Larval morphology in four species of Hylarana from Vietnam and Thailand with comments on the taxonomy of H. nigrovittata sensu latu (Anura: Ranidae). Zootaxa, 2051: 1–25.

Nguyen QT, Hendrix R, Böhme W, Vu NT & Ziegler T (2008): A new species of the genus Philautus (Amphibia: Anura: Rhacophoridae) from the Truong Son Range, Quang Binh Province, central Vietnam. Zootaxa, 1925: 1–13.

Hendrix R, Nguyen QT, Böhme W & Ziegler T (2008): New anuran records from Phong Nha - Ke Bang National Park, Truong Son, central Vietnam. Herpetology Notes, 1: 23–31.

Ziegler T, Le KQ, Vu NT, Hendrix R & Böhme W (2008): A comparative study of crocodile lizards (Shinisaurus crocodilurus AHL, 1930) from Vietnam and China. The Raffles Bulletin of Zoology, 56(1): 181–187.

Hendrix R, Gawor A, Vences M & Ziegler T (2008): The tadpole of the Narrow-mouthed frog Microhyla fissipes from Vietnam. Zootaxa, 1675: 67–68.

Hendrix R, Grosjean S, Le K.Q, Vences M, Vu NT & Ziegler T (2007): Molecular identification and description of the tadpole of the Annam Flying Frog, Rhacophorus annamensis SMITH, 1924 (Anura: Rhacophoridae). Salamandra, Rheinbach, 43(11): 11–19.

Hendrix R (2007): Zur Larvalmorphologie und Autökologie von Anuren eines Karstwaldschutzgebietes in Zentralvietnam: Projektvorstellung. Elaphe, Rheinbach, 15(1): 12–13.

Ziegler T, Hendrix R, Vu NT, Vogt M, Forster B & Dang NK (2007): The diversity of a snake community in a karst forest ecosystem in the central Truong Son, Vietnam, with an identification key. Zootaxa, 1493: 1–40.