Retraction notices

Model for evaluating the teaching effect of the college English public speaking course under the flipped classroom hybrid teaching mode with intuitionistic trapezoidal fuzzy numbers

Type

Retraction

Notice date

8/1/2021 0:00

Journal

International Journal of Knowledge-based and Intelligent Engineering Systems

Publisher

IOS Press (bought by Sage November 2023)

Notice DOI

10.3233/kes-210080

Original paper DOI

10.3233/kes-190418

Reasons

• Date of Article and/or Notice Unknown
• Duplication of/in Article
• Euphemisms for Duplication

Matching venue names

Name match only, not an authoritative journal identifier.

• International Journal of Knowledge-based and Intelligent Engineering Systems