The phrase "principles established" is grammatically correct and can be used in written English.
It is often used to refer to rules, beliefs, or guidelines that have been put in place or accepted by a group or organization. Example: The company's success can be attributed to the strong principles established by its founders, which continue to guide its decisions and actions today.
Transparency was one of the basic design principles established by the Skirball.
Only by doing so can they defend the principles established in the Inter-American Democratic Charter.
The proposed numerical scheme is developed by following and extending the mathematical principles established by Fleck and Willis (2009).
This work laid the ground for rapid progress, translating the genetic principles established over the previous century into molecular terms.
Every architectural type is based on the models that came before it, and principles established centuries earlier dictate building practices.
"We are the world's oldest Scottish salmon smokers and we remain faithful to the principles established by my great-grandfather in 1905," said Forman.
It conflicts directly with the principles established in Israel in the 1990s that entrench the right to freedom of speech in the legal system.
The principles established by the Reactor Safety Guide were given an unexpected test in 1979 when Three Mile Island Unit 2 near Harrisburg, Pennsylvania, suffered a severe accident.
Xochitl Hinojosa, a Justice Department spokeswoman, said lawyers are reviewing the Utah, Indiana, Georgia and South Carolina laws and the "legal principles" established in the Arizona case.
The move also betrayed principles established by the decades-old social struggle to use natural resources for the benefit of the country as a whole.
Overcoming these will require following the basic principles established by the HGP: "Owned by all; done by all; shared by all".
