There are several academic journals and publications that delve deeper into geography optional subjects. These resources are valuable for students and researchers looking to gain a comprehensive understanding of various geographical concepts and theories. Below are some recommended journals and publications in this field:

1. Journal of Geography:
- This peer-reviewed journal covers a wide range of geographical topics, including physical geography, human geography, and geographic education.
- It publishes research articles, reviews, and commentaries that contribute to the advancement of geographic knowledge and understanding.

2. Geographical Review:
- Published by the American Geographical Society, this journal focuses on both physical and human geography.
- It features articles that analyze geographic patterns, processes, and issues, providing insights into various geographical phenomena.

3. Progress in Human Geography:
- This journal offers critical reviews and original research articles on human geography.
- It covers topics such as urban geography, economic geography, cultural geography, and political geography, among others.

4. Annals of the Association of American Geographers:
- As one of the leading geography journals, it publishes cutting-edge research articles and book reviews.
- It encompasses various sub-disciplines within geography, including environmental geography, GIScience, and spatial analysis.

5. Geographical Research:
- This journal publishes research articles, reports, and commentaries on geographical studies.
- It covers diverse themes, such as regional development, landscape analysis, climate change, and social geography.

6. The Professional Geographer:
- This journal focuses on applied geography and geographical techniques.
- It publishes articles related to GIS, remote sensing, cartography, and spatial analysis, providing practical insights for geographers.

7. International Journal of Geographical Information Science:
- This interdisciplinary journal emphasizes the use of spatial data and GIS technology in geographical research.
- It features articles on geospatial analysis, data modeling, geovisualization, and spatial decision-making.

These journals and publications provide a wealth of knowledge in various fields of geography. By exploring these resources, students and researchers can gain a deeper understanding of geographical concepts, theories, and methodologies.