LOFAR/H-ATLAS: a deep low-frequency survey of the Herschel -ATLAS North Galactic Pole field by Hardcastle, MJ, Gürkan, G, van Weeren, RJ, Williams, WL, Best, PN, de Gasperin, F, Rafferty, DA, Read, SC, Sabater, J, Shimwell, TW, Smith, DJB, Tasse, C, Bourne, N, Brienza, M, Brüggen, M, Brunetti, G, Chyży, KT, Conway, J, Dunne, L, Eales, SA, Maddox, SJ, Jarvis, MJ, Mahony, EK, Morganti, R, Prandoni, I, Röttgering, HJA, Valiante, E, White, GJ