1. Los Alamos Database, more than 150 papers match in the period 96–8/99 with the search pattern: Born; Infeld (http://xxx.lanl.gov/find/hep-ph,hep-th,quant-ph/1/Born%3BInfeld/0/1/0/96, 97, 98, 99/0/0).
2. M. Born, L. Infeld, Proc. Roy. Soc. (London) A 143 (1934) 410; A 144 (1934) 425.
3. J. Plebański, Lectures on Non-Linear Electrodynamics, Nordita, 1968.
4. Non-linear electrodynamics from quantized strings
5. Vector field effective action in the open superstring theory