Corrections and Retractions

Corrections and Retractions Policy

Quagga: Jurnal Pendidikan dan Biologi is committed to maintaining the integrity of the scholarly record. Published articles are not altered or removed silently. Changes after publication follow the COPE Retraction Guidelines and take one of the forms below. Each notice receives its own DOI under the prefix 10.25134/quagga, is published in the next available issue, and is linked to and from the original article.

Notice When it is used Effect on the original article
Erratum Error introduced by the journal during production Corrected PDF posted; erratum notice linked
Corrigendum Error by the authors that does not affect the main findings Corrected PDF posted; corrigendum notice linked
Expression of Concern Serious concerns while an investigation is ongoing or inconclusive Article stays online with the notice attached
Retraction Unreliable findings (fabrication, falsification, major error), plagiarism, duplicate publication, unethical research, or serious peer review manipulation Article stays online, every page watermarked "RETRACTED"; notice states the reason and who initiated it
Removal Only in exceptional legal cases (defamation, privacy, court order) Metadata and DOI kept; content replaced by a notice

Requesting a correction. Authors who discover a significant error in their published article must notify the Editor-in-Chief promptly through the contact page. Readers may also report errors. The editor decides which type of notice is appropriate, after consulting the authors.

Withdrawal before publication. Authors may withdraw a manuscript during review by written request with reasons. Withdrawal after acceptance is only allowed for compelling reasons and requires approval from the Editor-in-Chief.