Linear List
- Abstract Data Types : https://www.geeksforgeeks.org/abstract-data-types/
- Array vs Linked List in storing data : https://youtu.be/HJws900oEKc
- equal() vs "==" : https://www.geeksforgeeks.org/difference-equals-method-java/
- Abstract Data Linear List: https://computersciencewiki.org/index.php/Abstract_data_structures
- LinkedList in Java: https://www.geeksforgeeks.org/linked-list-in-java/
- LinkedList in Java with Example: https://beginnersbook.com/2013/12/linkedlist-in-java-with-example/
- Doubly Linked List: https://www.geeksforgeeks.org/doubly-linked-list/
- Reverse a linked list in java: https://java2blog.com/how-to-reverse-linked-list-in-java/