8 things you didn't know about the Angular Router, you won't believe #6!
Angular Router: A Complete Guide
Angular 9/8 How-To: What is the Router-Outlet and how to use it? | Techiediaries
Angular 2/Named Router outlet : Load a diffferent component when route param is available - Stack Overflow
Routing | AngularDart Community Documentation
Angular Routing Explained -- newline
angular - How to get data router outlet component to HeaderComponent? - Stack Overflow
Mini Bhati on Twitter: "What is RouterOutlet? It is a directive that acts as a placeholder for the components that #Angular dynamically fills based on the current router state of the application.