Entrada Topical Term

Número de registros utilizados en: 1

001 - CONTROL NUMBER

• control field: 39523

003 - CONTROL NUMBER IDENTIFIER

• control field: UTEM

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20250415124402.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 241116|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: UTEM
• Transcribing agency: UTEM

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: OXIDO DE SILICIO

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (UTEM)15293: Villagran Lizana, Roxana del Carmen 39521, Efecto de condiciones experimentales sobre porosidad de Sílica, preparadas a partir de híbridos por Sol-Gel, 1999