Apold, A. (1962). Carbon oxidation in the weld pool during the metal-arc welding of plain carbon steels: An investigation based on the measurement of the mixing ratio of base metal to metal from the electrode. Macmillan.

Apold, Arne. Carbon Oxidation in the Weld Pool During the Metal-arc Welding of Plain Carbon Steels: An Investigation Based on the Measurement of the Mixing Ratio of Base Metal to Metal from the Electrode. New York: Macmillan, 1962.

Apold, Arne. Carbon Oxidation in the Weld Pool During the Metal-arc Welding of Plain Carbon Steels: An Investigation Based on the Measurement of the Mixing Ratio of Base Metal to Metal from the Electrode. Macmillan, 1962.