Duncan, K., Sabater, J., Röttgering, H., Jarvis, M., Smith, D., Best, P., Callingham, J., Cochrane, R., Croston, J., Hardcastle, M., Mingo, B., Morabito, L., Nisbet, D., Prandoni, I., Shimwell, T., Tasse, C., White, G., Williams, W., Alegre, L., Chyży, K., …van Weeren, R. (2019). The LOFAR Two-metre Sky Survey. IV. First Data Release: Photometric redshifts and rest-frame magnitudes. Astronomy & Astrophysics, 622, https://doi.org/10.1051/0004-6361/201833562