| Crop evapotranspiration-Guidelines for computing crop water requirements-FAO Irrigation and drainage paper 56 RG Allen, LS Pereira, D Raes, M Smith Fao, Rome 300 (9), D05109, 1998 | 42209* | 1998 |
| An update for the definition of reference evapotranspiration RG Allen, M Smith, A Perrier, LS Pereira ICID bulletin 43 (2), 1-34, 1994 | 1571* | 1994 |
| FAO Irrigation and drainage paper No. 56 RG Allen, LS Pereira, D Raes, M Smith Rome: Food and Agriculture Organization of the United Nations 56 (97), e156, 1998 | 1501 | 1998 |
| Irrigation management under water scarcity LS Pereira, T Oweis, A Zairi Agricultural water management 57 (3), 175-206, 2002 | 1349 | 2002 |
| Evapotranspiración del cultivo: guías para la determinación de los requerimientos de agua de los cultivos RG Allen, LS Pereira, D Raes, M Smith Roma: FAO 298 (0), 2006 | 1241 | 2006 |
| Evapotranspiration information reporting: I. Factors governing measurement accuracy RG Allen, LS Pereira, TA Howell, ME Jensen Agricultural Water Management 98 (6), 899-920, 2011 | 1098 | 2011 |
| FAO-56 Dual Crop Coefficient Method for Estimating Evaporation from Soil and Application Extensions RG Allen, LS Pereira, M Smith, D Raes, JL Wright Journal of irrigation and drainage engineering 131 (1), 2-13, 2005 | 804 | 2005 |
| Crop evapotranspiration estimation with FAO56: Past and future LS Pereira, RG Allen, M Smith, D Raes Agricultural water management 147, 4-20, 2015 | 781 | 2015 |
| A recommendation on standardized surface resistance for hourly calculation of reference ETo by the FAO56 Penman-Monteith method RG Allen, WO Pruitt, JL Wright, TA Howell, F Ventura, R Snyder, D Itenfisu, ... Agricultural water management 81 (1-2), 1-22, 2006 | 775 | 2006 |
| Coping with water scarcity: Addressing the challenges LS Pereira, I Cordery, I Iacovides Springer Science & Business Media, 2009 | 717 | 2009 |
| Evapotranspiración del cultivo R G Allen, L S Pereira, D Raes, M Smith | 630 | 2006 |
| Improved indicators of water use performance and productivity for sustainable water conservation and saving LS Pereira, I Cordery, I Iacovides Agricultural water management 108, 39-51, 2012 | 558 | 2012 |
| Estimating crop coefficients from fraction of ground cover and height RG Allen, LS Pereira Irrigation science 28, 17-34, 2009 | 543 | 2009 |
| Estimating reference evapotranspiration with the FAO Penman–Monteith equation using daily weather forecast messages J Cai, Y Liu, T Lei, LS Pereira Agricultural and Forest Meteorology 145 (1-2), 22-35, 2007 | 460 | 2007 |
| Spatial patterns and temporal variability of drought in western Iran T Raziei, B Saghafian, AA Paulo, LS Pereira, I Bordi Water resources management 23, 439-455, 2009 | 329 | 2009 |
| Climate change and Mediterranean agriculture: Impacts on winter wheat and tomato crop evapotranspiration, irrigation requirements and yield S Saadi, M Todorovic, L Tanasijevic, LS Pereira, C Pizzigalli, P Lionello Agricultural water management 147, 103-115, 2015 | 299 | 2015 |
| Climate trends and behaviour of drought indices based on precipitation and evapotranspiration in Portugal AA Paulo, RD Rosa, LS Pereira Natural Hazards and Earth System Sciences 12 (5), 1481-1491, 2012 | 295 | 2012 |
| Evapotranspiration: concepts and future trends LS Pereira, A Perrier, RG Allen, I Alves Journal of irrigation and drainage engineering 125 (2), 45-51, 1999 | 287 | 1999 |
| Revised FAO methodology for crop-water requirements M Smith, R Allen, L Pereira | 280 | 1998 |
| Higher performance through combined improvements in irrigation methods and scheduling: a discussion LS Pereira Agricultural Water Management 40 (2-3), 153-169, 1999 | 272 | 1999 |
