TY - JOUR AU - V. Kantabutra TI - Motions of a Short-Linked Robot Arm in a Square. JO - Discrete & computational geometry PY - 1992 SP - 69 EP - 76 VL - 7 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DCG_1992__7_4_131181/ ID - DCG_1992__7_4_131181 ER -