HEUMINSKI AVILA, ANA MARIA, MOACIR A. BERLATO, JOÃO BAPTISTA SILVA, and DENISE CYBIS FONTANA. 1995. “PROBABILITY OF A MONTHLY RAINFALL BEING EQUAL TO OR G REATER THAN POTENTIAL EVAPOTRANSPIRATION DURING THE GROWING SEASON OF SPRING-SUMMER CROPS IN THE STATE OF RIO GRANDE DO SUL”. Pesquisa Agropecuária Gaúcha 2 (2):149-54. https://revistapag.agricultura.rs.gov.br/ojs/index.php/revistapag/article/view/612.