1. Theoretical models of magnetic field line merging
2. P. A. Sweet, in Electromagnetic Phenomena in Cosmical Physics, edited by B. Lehnert (Cambridge University Press, London, 1958), p. 123.
3. The Solar-Flare Phenomenon and the Theory of Reconnection and Annihiliation of Magnetic Fields.
4. L. Spitzer, Jr. Physics of Fully Ionized Gases, 2nd ed. (Interscience, New York, 1962), p. 139.
5. Ion Dynamics in Steady Collisionless Driven Reconnection