"established norm" — Kollokationen-Wörterbuch Englisch

established norm Kollokation
Automatische Übersetzung (wir garantieren seine Korrektheit nicht): przyjęta norma
  1. established Adjektiv + norm Substantiv
    Schwache Kollokation

    In the early years when the presses were controlled by the powers that be his poetry, deemed below the established norm, was not allowed publication.