Plagiarism Policy

 

Policy Statement

Tunjuk Ajar: Journal of Education and Culture maintains a zero-tolerance policy towards plagiarism. All submitted manuscripts are screened for plagiarism, and any detected cases will result in immediate rejection or retraction of published articles.

Definition of Plagiarism

Plagiarism includes but is not limited to:

  • Verbatim copying without quotation marks and proper citation
  • Substantial copying of ideas, data, or text without attribution
  • Paraphrasing without proper acknowledgment
  • Self-plagiarism without disclosure of previous publication
  • Translation plagiarism from other languages
  • Unauthorized use of others' research data

Types of Plagiarism

Complete Plagiarism

Submitting another author's work as one's own.

Direct Plagiarism

Copying portions of text without attribution.

Paraphrasing Plagiarism

Rewriting others' work without proper citation.

Self-Plagiarism

Reusing one's own previously published work without disclosure.

Mosaic Plagiarism

Combining phrases from multiple sources without attribution.

Accidental Plagiarism

Unintentional failure to properly cite sources.

Plagiarism Detection

All manuscripts undergo plagiarism screening using:

  • Turnitin similarity check software
  • Manual review by editors and reviewers
  • Cross-reference with published literature
  • Multiple checkpoints throughout the review process

Similarity Thresholds

  • Below 15%: Generally acceptable with proper citation
  • 15-25%: Requires review and justification
  • Above 25%: Typically rejected or major revision required
  • Any unattributed text: Immediate rejection

Note: These are guidelines; context and citation quality are also considered.

Author Responsibilities

  • Ensure all sources are properly cited
  • Use quotation marks for direct quotes
  • Disclose and cite previous publications
  • Obtain permission for reproduced content
  • Maintain accurate reference lists
  • Use plagiarism checking tools before submission

Procedures for Handling Plagiarism

Before Publication

  1. Manuscript flagged by similarity check
  2. Editorial assessment of plagiarism level
  3. Notification to corresponding author
  4. Author response requested within 14 days
  5. Decision: Reject, revise, or proceed

After Publication

  1. Investigation of plagiarism allegation
  2. Notification to all authors
  3. Temporary removal during investigation
  4. Retraction if plagiarism confirmed
  5. Notification to authors' institutions

Consequences of Plagiarism

For Submitted Manuscripts

  • Immediate rejection
  • Notification to all authors
  • Blacklisting of authors for 2-5 years
  • Notification to authors' institutions

For Published Articles

  • Immediate retraction
  • Retraction notice published
  • Metadata updated in databases
  • Permanent blacklisting of authors
  • Legal action in severe cases

Self-Plagiarism Policy

Authors may reuse their previous work under these conditions:

  • Disclose previous publications in cover letter
  • Cite previous work appropriately
  • Ensure new manuscript provides substantial new contribution
  • Obtain permission from previous publishers if required
  • Limit overlap to necessary methodological descriptions

Preventing Plagiarism

  • Use reference management software
  • Keep detailed research notes
  • Cite sources during writing process
  • Use plagiarism checking tools before submission
  • Seek writing assistance if needed
  • Understand proper citation practices

Appeals Process

Authors may appeal plagiarism decisions by:

  • Submitting written appeal within 30 days
  • Providing evidence and explanation
  • Requesting review by independent committee
  • Accepting final decision of editorial board

Educational Resources

We provide resources to help authors avoid plagiarism:

  • Citation style guidelines
  • Writing tutorials
  • Reference management tool recommendations
  • Plagiarism awareness workshops
  • One-on-one writing consultations

Contact for Questions

For questions about plagiarism policy or citation practices: