Long-term starspot evolution, activity cycle, and orbital period variation of V711 Tauri (HR 1099)A. F. Lanza, N. Piluso, M. Rodonò, S. Messina and G. CutispotoA&A, 455 2 (2006) 595-606DOI: https://doi.org/10.1051/0004-6361:20064847