1. D. Heck et al., FZKA 6019, Forschungszentrum Karlsruhe (1998)
2. A.M. Hillas, Proc. 17-th Int. Cos. Ray Conf., Paris, 1, 193 (1981)
3. A thinning method using weight limitation for air-shower simulations
4. M. Risse et al., Proc. 27-th Int. Cos. Ray Conf., Hamburg, 2, 522 (2001)
5. L.G. Dedenko, Proc. 9-th Int. Cos. Ray Conf., London, 2, 622 (1965)