Topical issue on underground nuclear astrophysics and solar neutrinos: Impact on astrophysics, solar and neutrino physicsGianpaolo Bellini, Carlo Broggini and Alessandra GuglielmettiEur. Phys. J. A, 52 4 (2016) 88DOI: https://doi.org/10.1140/epja/i2016-16088-y