authoritative

adj. autoritario, autoritativo, dominante; autorizado, bien documentado; perentorio, terminante

perentorio | importante | con autoridad | influyente | fiable | fidedigno | bien documentado | experto en la materia

acreditado; magistral; oficialista; perentorio, dictatorial, autoritario, dominante, autoritativo

estilo de liderazgo autoritario

(Psy) terapeuta afectuoso-autoritario

(adj.) = fidedigno, serio, de calidad.
Ex: Some authoritative texts on the subject are listed at the end of this chapter.
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* authoritative information = información de fuente fidedigna.

(adj.) = autoritario, con autoridad, categórico, fiable.
Ex: While the operating instructions must be regarded as authoritative, they should not be seen as sacrosanct tablets of stone.

(adj.) = autoritativo, de personas con autoridad moral.
Ex: If support for Southey's usage has been limited on a strictly statistical count, it can, nevertheless, claim to have had some authoritative support.
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* authoritative form = autoridad.
* authoritative list = lista de autoridades.

adj.- fidedigno | digno de crédito