Magnetic helicity evolution during the solar activity cycle: Observations and dynamo theoryN. Kleeorin, K. Kuzanyan, D. Moss, I. Rogachevskii, D. Sokoloff and H. ZhangA&A, 409 3 (2003) 1097-1105DOI: https://doi.org/10.1051/0004-6361:20031126
