1. For a review, see M.S. Turner, Phys. Rep. 197 (1990) 67; G. Raffelt, Phys. Rep. 198 (1990) 1; Stars as Laboratories for Fundamental Physics, University of Chicago Press, Chicago, 1996.
2. For the axion search in laboratories, see C. Hagman et al., Nucl. Phys. (Proc. Suppl.) 51B (1996) 209
3. I. Ogawa, S. Matsuki, K. Yamamoto, Phys. Rev. D 53 (1996) R1740.
4. G. Raffelt, D. Seckel, Phys. Rev. Lett. 67 (1991) 2605; Phys. Rev. D 52 (1995) 1780; H.-Th. Janka, W. Keil, G. Raffelt, D. Seckel, Phys. Rev. Lett. 76 (1996) 2621.