1. Astone P., Bassan M., Bonifazi P (1993): Phys. Rev. D 47, 2
2. Geng Z.K., Hamilton W.O., Johnson W.W. (1995): Operation of the Allegro Detector at LSU, in Proc. First Edoardo Amaldi Conference, Frascati, 1994, ed. by E. Coccia, G. Pizzella, F. Ronga, World Scientific, Singapore, p. 128
3. Blair D.G., Ivanov E.N., Tobar M.E. (1995): Phys. Rev. D 74, 1908
4. Astone P., Bassan M., Bonifazi P. (1997): Astrop. Phys. 7, 231
5. Cerdonio M., Franceschini L., Fontana G. (1995): Status of the Auriga Gravitational Wave Antenna and Perspectives for the Gravitational Wave Search with Ultracryogenic Resonant Detector, in Proc. First Edoardo Amaldi Conference, Frascati, 1994, ed. by E. Coccia, G. Pizzella, F. Ronga, World Scientific, Singapore, p. 176