TY - RPRT TI - Understanding volatility correlation behavior with a magnitude cross-correlation function. AU - Woo Cheol Jun AU - Gabjin Oh AU - Seunghwan Kim PY - 2006 DO - 10.1103/physreve.73.066128 UR - https://pubmed.ncbi.nlm.nih.gov/16906935/ ID - 16906935 ER -