621.89
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Armstrong-Hélouvry, Brian.
Control of machines with friction / Brian Armstrong-Hélouvry.
— Norwell, MA : Kluwer Academic, 1991. 173 p. : ilus. ; 24,5 cm. . — (The Kluwer Internacional SECS, 128. Robotics: vision, manip. and sensors)
ISBN 0792391330
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