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Submission Preparation Checklist

As part of the submission process, authors are required to check off their submission's compliance with all of the following items, and submissions may be returned to authors that do not adhere to these guidelines.
  • The submission has not been previously published, nor is it before another journal for consideration (or an explanation has been provided in Comments to the Editor).
  • The submission file is in OpenOffice, Microsoft Word, or RTF document file format.
  • The text of the article is written in Spanish, Portuguese, or English. The article includes structured abstracts in the other two languages, following the scheme: Introduction, Methodology, Results, and Conclusions, in Spanish and English, with a maximum length of 250 words each.
  • Bibliographic references must appear in alphabetical-chronological order, following the 7th edition of the American Psychological Association (APA) style.
  • Authors must ensure that the text submitted for review is anonymous. They should remove any metadata that could reveal authorship within the file properties, thereby ensuring a blind review process.
  • All authors guarantee their participation and responsibility in the submitted work.
  • The authors take full responsibility for the accuracy of the bibliographic references used, as well as for the ethical aspects related to the data presented and the study participants.
  • The text uses non-sexist and inclusive language.
  • The photographs, illustrations, or photomontages included in the text have an acceptable resolution and size (preferably 200–300 dpi), and do not appear pixelated or with watermarks. If they have been generated using AI, this must be indicated.
  • Six keywords are mandatory. They should be in lowercase, Calibri 11 pt., single-spaced, and justified, separated by semicolons. They must be provided in both Spanish and English.
  • The article is properly formatted according to the Publication Template provided in the Author Guidelines.
  • The images used must be either copyright-free or under Creative Commons licenses, always indicating the type of license.
  • The text must use Calibri font; size 12 pt; single line spacing.

Author Guidelines

Originality

All articles submitted must be original and unpublished. If the work presents the results of a research project, this must be indicated in a footnote on the first page, including the name of the project, reference code, funding body and name of the principal investigator.

Language

Articles must be written in English, Spanish or Portuguese. The text of the article, including notes, bibliography, abstracts, tables, graphs, photographs, figures and footnotes, must be submitted through the ‘Submit an article’ system and never by email. All accepted articles will be published in their original language, although they must include an abstract in the three accepted languages.

Length and Format

  • The total length should not exceed 20 pages (approximately 80,000 characters, including spaces).
  • Font: Calibri, 12 pt, single spacing.
  • Pages should be numbered at the bottom right.
  • Margins: 2 cm at the top, bottom, left and right.
  • The text should be justified.

Title and Author Information

  • Title in Spanish: Calibri, 20 pt, bold, centered.
  • Title in English: Calibri, 14 pt, normal, centered.
  • Title in Portuguese: Calibri, 14 pt, normal, centered.
  • Author name(s): lowercase, 12 pt, not bold, centered.
  • Below the name: affiliation, country, and email address.
  • In anonymous submissions, author information is omitted.

Abstract and Keywords

The journal accepts articles in Spanish, Portuguese, and English. Regardless of the language, all articles must include an abstract in the other two languages. The maximum length is 250 words and must follow the outline: Introduction, Methodology, Results and Conclusions.

Section Numbering

  • Main sections (1, 2, 3...) must be numbered with Arabic numerals, followed by a period, in uppercase, 12 pt, bold.
  • Second-level subsections (1.1, 1.2...) in lowercase, 12 pt, bold.
  • Third-level subsections (1.1.1, 1.1.2...) in lowercase, 12 pt, italics, not bold.
  • Figures and tables numbered separately (Figure 1, Table 1) with concise titles, in italics and centered. The source must always be cited; if online, include a hyperlink.

Footnotes

Footnotes should be minimal, placed at the bottom of the page and numbered consecutively with Arabic numerals.

In-text Citations

  • Author's last name(s), year, and, preferably, page number (e.g., Conde, 2007:45) must be included.
  • Multiple works by the same author in the same year are differentiated with lowercase letters (a, b, c, etc.).
  • Full references must be included in the bibliography.

Quotations

  • Less than 40 words: in line with quotation marks; if there are more than two authors, indicate the first author followed by et al.
  • More than 40 words: block quotation, without quotation marks, left-aligned with a 1.25 cm indent, without indenting the first line.
  • In all cases with more than two authors, only the first author is indicated in the text, followed by et al.; all authors appear in the bibliography.

Bibliography

  • Alphabetical order by author's last name.
  • The journal must follow the 7th edition of the APA Publication Manual.
  • References with a DOI must include the complete and secure URL at the end, without prefixes or periods.
  • The DOI can be verified using Crossref's Simple Text Query.
  • As a general recommendation, contributions should contain at least 60% of references published in the last 5 years.

Submission Format

Articles should be submitted in Word format, following the journal's article template.

Reference Examples

Authorship and Contribution Policy

All authors must be listed on the last page in the order in which they appear in the publication, indicating their individual contribution to the published work.

Artículos

Política de sección por defecto

Privacy Statement

The names and email addresses provided in this journal will be used exclusively for its stated purposes and will not be disclosed to third parties or used for other purposes.

Intellectual Property

In accordance with Article 35 of the Regulations of the Publication Service of the University of Murcia, all scientific content published in Trenden Journal is subject to the following terms:

The Publication Service of the University of Murcia (Editum) holds the intellectual property rights (copyright) of the published works and encourages and allows their reuse under the license indicated in the following point.

© Servicio de Publicaciones, Universidad de Murcia, 2025

The works are published in the electronic edition of the journal under a Creative Commons Attribution 4.0 International License (CC BY 4.0). The material may be copied and redistributed in any medium or format, as well as remixed, transformed and reused for any purpose, including commercial purposes.