Quantifying cross-correlations using local and global detrending approachesB. Podobnik, I. Grosse, D. Horvatić, S. Ilic, P. Ch. Ivanov and H. E. StanleyEur. Phys. J. B, 71 2 (2009) 243-250DOI: https://doi.org/10.1140/epjb/e2009-00310-5