TY - RPRT TI - The instant sequencing task: Toward constraint-checking a complex spacecraft command sequence interactively AU - Horvath, Joan C. AU - Alkalaj, Leon J. AU - Schneider, Karl M. AU - Amador, Arthur V. AU - Spitale, Joseph N. PY - 1993 UR - https://ntrs.nasa.gov/citations/19940019402 ID - 19940019402 ER -