Express Tutorial Part 4: Routes and controllers - Learn web development | MDN
node.js - Why express.Router() does not work? - Stack Overflow
Error Handling in Express
Express router: confused between query parameter and endpoint · Issue #4180 · expressjs/express · GitHub
GitHub - mustardamus/remount-router: A simple file-based router for Express.js with automatic routes remounting on file changes without the need to restart the server.
Modular routes with express.Router - Building a Website with Node.js and Express.js Video Tutorial | LinkedIn Learning, formerly Lynda.com