Retraction notices

The Spoken English Practice System Based on Computer English Speech Recognition Technology

Type
Retraction
Notice date
8/2/2023 0:00
Journal
Mobile Information Systems
Publisher
Hindawi
Notice DOI
10.1155/2023/9819704
Original paper DOI
10.1155/2022/9033421

Reasons

Matching venue names

Name match only, not an authoritative journal identifier.