What is the source of the magnetic helicity shed by CMEs? The long-term helicity budget of AR 7978

por Démoulin, P., Mandrini, C.H., Van Driel-Gesztelyi, L., Thompson, B.J., Plunkett, S., Kovári, Zs., Aulanier, G., Young, A.

Helicity loading and dissipation: The helicity budget of ar 7978 from the cradle to the grave

por Driel-Gesztelyi, L.v., Démoulin, P., Mandrini, C.H., Plunkett, S., Thompson, B., Kovári, Zs., Aulanier, G., Young, A., López Fuentes, M., Poedts, S.