Constraining the parameters of globular cluster NGC 1904 from its variable star populationN. Kains, D. M. Bramich, R. Figuera Jaimes, A. Arellano Ferro, S. Giridhar and K. KuppuswamyA&A, 548 (2012) A92DOI: https://doi.org/10.1051/0004-6361/201220217