Tham khảo Cầu chì

  1. ↑ Walter Schossig Introduction to the history of selective protection, PAC Magazine, Summer 2007 pp. 70-74
  2. ↑ Arthur Wright, P. Gordon Newbery Electric fuses 3rd edition, Institution of Electrical Engineers (IET), 2004, ISBN 086341379X, pp. 2-10
  3. ↑ edison.rutgers.edu/patents/ — U.S. Patent Office number 438305 "Fuse Block" (.pdf) Edison writes, "The passage of an abnormal electric current fuses the safety-catch and breaks the circuit, as will be understood."