Bryan, Rorke B. Rill erosion : processes and significance - Cremlingen : Catena, 1987 - 160 p - Supplement ; 8 . - Supplement ; 8 . 1992/140 LCCN: 64811 Subjects--Topical Terms: Erosión hídrica.Ríos. Dewey Class. No.: 631.455 / B7