*[https://karlof1.substack.com/p/a-genuine-political-economic-primer A Genuine Political-Economic Primer]. ''Your one-hour class introduction to the fundamental [[Geopolitical]] topic by Dr. Hudson. Karl Sanchez, Oct 15, 2025.
+
*[https://karlof1.substack.com/p/a-genuine-political-economic-primer A Genuine Political-Economic Primer]. ''Your one-hour class introduction to the fundamental [[Geopolitical]] topic by Dr. Hudson.'' Karl Sanchez, Oct 15, 2025.