Sharkey, P., Murray, D., & Heuring, J. (1997). On the kinematics of robot heads.
Lua i Stíl Chicago (17ú heag.)Sharkey, P., D. Murray, agus J. Heuring. On the Kinematics of Robot Heads. 1997.
Lua MLA (9ú heag.)Sharkey, P., et al. On the Kinematics of Robot Heads. 1997.
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