Accurate Alignment of Laminate Materials Using Sensor-Based Robot Techniques. - Andrew E. Brennemann; Robert Hammer; Ralph L. Hollis; William V. Jecusco II (ICRA, 1994)

Sensor based registration and stacking of electronic substrate layers. - Andrew E. Brennemann; Robert Hammer; William V. Jecusco II; Ralph L. Hollis (IEEE Robotics Autom. Mag., 1995)