keystroke level model user performance time interactive systems ref ref name three mile island ref ref name cognitive ergonomics ref reading academic overviews field julie jacko ed human computer interaction handbook rd edition crc press andrew sears julie jacko eds human computer interaction handbook nd edition crc press julie jacko andrew sears eds human computer interaction handbook mahwah lawrence erlbaum associates historically important classic stuart k card thomas p moran allen newell ''the psychology human computer interaction'' erlbaum hillsdale overviews history field jonathan grudin
Formal science Computer science Human-computer interaction