Here are guidelines from journal
e. All references must be numbered in the order of their first citation in the text and listed individually at the end of the manuscript. Please include the digital object identifier (DOI) for all references, if available.
In-text citations should be identified by numbers in square brackets [], placed before the punctuation. Each reference should be cited within the text, and any references that are not cited will be excluded from the list.
SciencePG citation rule Example:
Single citation: [1]
Multiple citations: [2–6, 10]
Use en dashes to join the first and last numbers of a closed series: [2-6]
Use commas to separate other parts of multiple citations: [2-6, 8]
Note: The numbers in square brackets correspond to the order of the references in the reference list.
[1] Author 1, Author 2, Author 3. Article Title. Journal Title. Year, Volume(Issue), Page Range. DOI link
(Journal Articles)
For example:
Gerold, E., Antrekowitsch, H. A Sustainable Approach for the Recovery of Manganese from Spent Lithium-Ion Batteries via Photocatalytic Oxidation, International Journal of Materials Science and Applications. 2022, 11(3), 66-75.
https://doi.org/10.11648/j.ijmsa.20221103.12