TY - BOOK AU - Johns, Henry. ED - E.U.A. Bureau of Reclamation. TI - Erosion studies of pipe lining materials: : fifth progress report T2 - Rec - Erc - 84-3 PY - 1984/// CY - Denver, Colo PB - Bureau of Reclamation KW - Plásticos KW - Tuberías N1 - D18-27 ER -