TY - BOOK ED - American Petroleum Institute, API TI - Cathodic protection of underground petroleum storage tanks and piping systems: API Recommended Practice 1632 U1 - Caja 23-B PY - 1996/// CY - Washington PB - American Petroleum Institute, API KW - Tanques enterrados KW - Normalización KW - Normas API KW - Protección catódica ER -