TY - JOUR AU - TI - Two Applications of a Critical-Instability Task to Secondary Work Load Research JF - IEEE Transactions on Human Factors in Electronics DO - 10.1109/thfe.1967.234316 DA - 1967-12-01 UR - https://www.deepdyve.com/lp/crossref/two-applications-of-a-critical-instability-task-to-secondary-work-load-tzUVoEDlV7 SP - 279 EP - 282 VL - HFE-8 IS - 4 DP - DeepDyve ER -