Diffuse sunlight based calibration of the water vapor channel in the upc raman lidarConstantino Muñoz-Porcar, Adolfo Comeron, Michaël Sicard, Ruben Barragan, David Garcia-Vizcaino, Alejandro Rodríguez-Gómez and Francesc RocadenboschEPJ Web Conf., 176 (2018) 05035DOI: https://doi.org/10.1051/epjconf/201817605035