The following publications are possibly variants of this publication:
- Design of a therapeutic robotic companion for relational, affective touchWalter Dan Stiehl, Jeff Lieberman, Cynthia Breazeal, Louis Basel, Levi Lalla, Michael Wolf. ro-man 2005: 408-415 [doi]
- The huggable: a therapeutic robotic companion for relational, affective touchWalter Dan Stiehl, Jeff Lieberman, Cynthia Breazeal, Louis Basel, Roshni Cooper, Heather Knight, Levi Lalla, Allan Z. Maymin, Scott Purchase. ccnc 2006: 1290-1291 [doi]
- The huggable: a therapeutic robotic companion for relational, affective touchWalter Dan Stiehl, Cynthia Breazeal, Kuk-Hyun Han, Jeff Lieberman, Levi Lalla, Allan Z. Maymin, Jonathan Salinas, Daniel Fuentes, Robert Lopez Toscano, Cheng Hau Tong, Aseem Kishore, Matt Berlin, Jesse Gray. siggraph 2006: 15 [doi]
- The Design of the Huggable: A Therapeutic Robotic Companion for Relational, Affective TouchWalter Dan Stiehl, Jeff Lieberman, Cynthia Breazeal, Louis Basel, Levi Lalla, Michael Wolf. aaaifs 2005: 91-98 [doi]