Depth-first search - Wikipedia
How to traverse a tree using JavaScript, by Purnima Gupta
Bidirectional Search - GeeksforGeeks
Depth-First Search (DFS) Brilliant Math & Science Wiki
Breadth-first search and its uses (article)
Depth First Search Steps Involved in the DFS Strategy
Depth-first search - PEGWiki
Dijkstra Algorithm: Key to Finding the Shortest Path, Google Map to Waze, by YOON MI KIM
Data Structure - Depth First Traversal
Are there any known algorithms for directed graph traversal with minimal pen lifts? Visit every node but only once. Not every edge has to be visited. - Quora
Introduction to Computer Science
Graph Theory Lecture Notes - Penn State Personal Web Server
Depth-First Search (DFS) Brilliant Math & Science Wiki
Complete Introduction to the 30 Most Essential Data Structures & Algorithms - DEV Community
Introduction - discrete