The java.util Package (Java in a Nutshell)
How to find all classes in a certain package space – IDEs Support (IntelliJ Platform) | JetBrains
Importing Classes From Other Java Packages
dbi Blog
Collection Framework - Class Hierarchy
Java List - List in Java | DigitalOcean
Using the API Check Tool
Java Packages Rules and Examples Tutorial | ExamTray
Java List - How To Create, Initialize & Use List In Java
How to Compile Packages in Java | Webucator
Collections in Java - GeeksforGeeks
Packages in Java with Example Programs - Scientech Easy
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The java.lang Package (Java in a Nutshell)
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![Chapter 17] The java.util Package](http://web.deu.edu.tr/doc/oreily/java/fclass/figs/jfc_1701.gif "Chapter 17] The java.util Package")
Chapter 17] The java.util Package
List Interface in Java with Examples - GeeksforGeeks
Finding All Classes in a Java Package | Baeldung
