以 Computers & Geosciences LaTeX template 为关键词搜索，就能搜到官网给出的 LaTeX 模版：

• Guide for authors - Computers & Geosciences - ISSN 0098-3004 | ScienceDirect.com by Elsevier
• cageo/CAGEO_LaTeXTemplate: This repository is a LaTeX project of a document that follows all the submission requirements for Computers & Geosciences.

每个期刊的 LaTeX 模版还是以官网的模版为准。