1. Y.J. Ng, Y. Kikuchi, in: H.M. Fried, B. Müller (Eds.), Vacuum Structure in Intense Fields, Plenum, New York, 1991; D.M. Gitman, E.S. Fradkin, Sh.M. Shvartsman, in: V.L. Ginzburg (Ed.), Quantum Electrodynamics with Unstable Vacuum, Nova Science, Commack, New York, 1995; J.K. Jain, in: S.D. Sarma, A. Pinczuk (Eds.), Perspectives in Quantum Hall Effects, Wiley, New York, 1997.
2. V.P. Gusynin, V.A. Miransky, I.A. Shovkovy, Phys. Rev. Lett. 73 (1994) 3499; Phys. Lett. B 349 (1995) 477; Phys. Rev. D 52 (1995) 4747; Nucl. Phys. B 462 (1996) 249.
3. Dynamical flavor symmetry breaking by a magnetic field in 2+1 dimensions
4. C.N. Leung, Y.J. Ng, A.W. Ackley, Phys. Rev. D 54 (1996) 4181; D.-S Lee, C.N. Leung, Y.J. Ng, Phys. Rev. D 55 (1997) 6504.
5. Quark condensate in a magnetic field