text: * EIA/JEDEC Standard EIA/JESD61: Isothermal Electromigration Test Procedure.
  * EIA/JEDEC Standard EIA/JESD63: Standard method for calculating the electromigration model parameters for current density and temperature.
  * [https://www.ifte.de/books/em/em_chap2.pdf Fundamentals of electromigration, Chapter 2]