The correlation of fractal structures in the photospheric and the coronal magnetic fieldM. Dimitropoulou, M. Georgoulis, H. Isliker, L. Vlahos, A. Anastasiadis, D. Strintzi and X. MoussasA&A, 505 3 (2009) 1245-1253DOI: https://doi.org/10.1051/0004-6361/200911852
