Generation of Grey Tones by Computer for Simulation of Visual Information SystemsP. Stucki1969IEEE TCPaper
On the Determination of Complete Sets of Logical FunctionsStanley R. PetrickGeorge C. Sethares1968IEEE TCPaper
An Algorithm for Synthesis of Multiple-Output Combinational LogicPeter R. SchneiderDonald L. Dietmeyer1968IEEE TCPaper