Implementing a Declarative String Query Language with String Restructuring. - Raul Hakli; Matti Nykänen; Hellis Tamm; Esko Ukkonen (PADL, 1999)

Adding String Processing Capabilities to Data Management Systems. - Raul Hakli; Matti Nykänen; Hellis Tamm (SPIRE, 2000)

Design and implementation of a string database query language. - Gösta Grahne; Raul Hakli; Matti Nykänen; Hellis Tamm; Esko Ukkonen (Inf. Syst., 2003)

Group beliefs and the distinction between belief and acceptance. - Raul Hakli (Cogn. Syst. Res., 2006)

Proof Theory for Distributed Knowledge. - Raul Hakli; Sara Negri (CLIMA, 2007)

Accommodative Belief Revision. - Satu Eloranta; Raul Hakli; Olli Niinivaara; Matti Nykänen (JELIA, 2008)

Cooperative Replies to Unbelievable Assertions - A Dialogue Protocol based on Logical Interpolation. - Matti Nykänen; Satu Eloranta; Olli Niinivaara; Raul Hakli (ICAART (2), 2011)

Reasoning About Collectively Accepted Group Beliefs. - Raul Hakli; Sara Negri (J. Philos. Log., 2011)

Does the deduction theorem fail for modal logic? - Raul Hakli; Sara Negri (Synth., 2012)

Social Robots and Social Interaction. - Raul Hakli (Robophilosophy, 2014)

A Generic Scale for Assessment of Attitudes Towards Social Robots: The ASOR-5. - Malene Flensborg Damholdt; Martin Hammershøj Olesen; Marco Nørskov; Raul Hakli; Stefan Larsen; Christina Vestergaard; Johanna Seibt (Robophilosophy/TRANSOR, 2016)

Robots, Autonomy, and Responsibility. - Raul Hakli; Pekka Mäkelä (Robophilosophy/TRANSOR, 2016)

How to deal with unbelievable assertions. - Matti Nykänen; Raul Hakli; Satu Eloranta; Olli Niinivaara (Ann. Math. Artif. Intell., 2016)

Cooperative Human-Robot Planning with Team Reasoning. - Raul Hakli (Int. J. Soc. Robotics, 2017)

Bad Arguments for Responsibility Sharing. - Pekka Mäkelä; Raul Hakli (Robophilosophy/TRANSOR, 2018)

What Does It Take to Be a Social Agent? - Víctor Fernández Castro; Raul Hakli; Aurélie Clodic (Robophilosophy, 2020)

Social Models for Social Robotics. - Aurélie Clodic; Frank Dignum; Víctor Fernández Castro; Raul Hakli (Robophilosophy, 2020)

Roboticists' Perspective on Social Robots in Social Institutions: How to Design Social Robots That Can Operate in Complex Social Environments? - Aurélie Clodic; Raul Hakli; Ely Repiso-Polo; Kathleen Belhassein (Robophilosophy, 2022)

Editorial: AI taking actions in the physical world - Strategies for establishing trust and reliability. - Sirko Straube; Ryuji Yamazaki-Skov; Raul Hakli (Frontiers Neurorobotics, 2023)