Journal Intelligent Service Robotics Issue 3/2020 Table of Contents ( 7 Articles ) 26-02-2020 | Original Research Paper | Issue 3/2020 Motion planning in semistructured environments with teaching roadmaps Qiang Qiu, Qixin Cao 03-03-2020 | Original Research Paper | Issue 3/2020 Discrete vector fields for 2-D navigation under minimum turning radius constraints Giovanni Miraglia, Loyd R. Hook, Tiziano Fiorenzani, K. Niki Maleki, Mark A. Skoog 29-04-2020 | Original Research Paper | Issue 3/2020 Kinematic and dynamic design and optimization of a parallel rehabilitation robot S. Ivvan Valdez, Irandi Gutierrez-Carmona, Sajjad Keshtkar, Eusebio E. Hernandez 21-05-2020 | Original Research Paper | Issue 3/2020 Optimal configuration selection for stiffness identification of 7-Dof collaborative robots Mingwei Hu, Hongguang Wang, Xinan Pan 31-05-2020 | Original Research Paper | Issue 3/2020 Stability of a robust interaction control for single-degree-of-freedom robots with unstructured environments Hyunah Kang, Song Joo Lee, Sang Hoon Kang 08-06-2020 | Original Research Paper | Issue 3/2020 Robot perception of static and dynamic objects with an autonomous floor scrubber Zhi Yan, Simon Schreiberhuber, Georg Halmetschlager, Tom Duckett, Markus Vincze, Nicola Bellotto 23-06-2020 | Original Research Paper | Issue 3/2020 Passivity-based control of nonlinear teleoperation systems with non-passive interaction forces Robab Ebrahimi Bavili, Ahmad Akbari, Reza Mahboobi Esfanjani