Since you are asking for a "paper" (academic or official document) related to "buscar persona por numero de DUI" (looking up a person by their DUI number), it is important to clarify that this is primarily a legal and technological process specific to El Salvador.
You cannot legally “buscar persona por número de DUI” as a civilian. No legitimate website or service provides this. If someone claims they can, they are either: buscar persona por numero de dui
Some government portals allow you to enter a DUI number to verify eligibility for specific programs or to register for services. These tools don't usually provide a "search" of the person's life, but they confirm if a person is in the system: Health Services: Ministry of Health uses DUI and date of birth for patient registration. Government Login: Login.gob.sv Since you are asking for a "paper" (academic
His task was simple, yet legally impossible for a civilian: "Buscar persona por numero de DUI." (Search for a person by their DUI number). RNPN – internal administrative use Policía Nacional Civil
Circulan muchos mitos y estafas. Ten cuidado con:
Recomendación: Si la persona le debe dinero, contrate un abogado. Él puede solicitar un "informe de ubicación vehicular o residencial" a través del Juzgado de lo Civil, usando el DUI del deudor. Es la única vía rápida y legal.
Para más información sobre la ubicación de oficinas para trámites presenciales, puedes consultar el sitio oficial de DUICentro.