WMO (2008). Manual on Low-flow Estimation and Prediction. WMO-No.1029
WMO (2010). Manual on Stream Gauging, Vol. II: Computation of discharge. WMO-No. 1044
WMO (2010). Manual on Stream Gauging, Vol. I: Fieldwork. WMO-No. 519
WMO (2020). Guide to Hydrological Practices, Volume I: Hydrology – From Measurement to Hydrological Information. WMO-No. 168.
WMO Brochure_final_June 2021