crossreferencing

README.md

@@ -193,6 +193,7 @@ The logical flow of the application game loop goes as follows:
 11. `GuiHandler` renders the GUI to the screen
 12. Renderbuffers are swapped and the frame ends
 
+For an example how this is implemented in practice, see [Sample Main Function](#workflow-sample-main-function)
 
 ## Classes
 ### Drawer ([drawer.hpp](include/drawer.hpp), [drawer.cpp](src/drawer.cpp))
@@ -1383,6 +1384,8 @@ uniform sampler2D tex_damp;
 ```
 
 ## Workflow: Sample `main` function
+For an explanation of the logic behind this application, see also [Architecture](#architecture).
+
 ```c++
 #include <glad/glad.h>
 #include <SDL.h>