TY - RPRT TI - MODIFIED METHODS FOR STUDY STABILITY IN BIOLOGICAL FEEDBACK CONTROL SYSTEMS WITH TRANSPORTATION DELAYS. AU - J G LLAURADO AU - H H SUN PY - 1964 DO - 10.1007/bf02484218 UR - https://pubmed.ncbi.nlm.nih.gov/14168229/ ID - 14168229 ER -