olemus (UML)
skeem, mis lihtsustab keerulisi klassiskeeme
klasside pakettideks rühmitamisega
= a type of diagrams that simplifies complex class diagram by grouping classes into packages

näiteid
https://image.slidesharecdn.com/umldiagrams-121030103135-phpapp02/95/uml-diagrams-15-638.jpg

https://image.slidesharecdn.com/uml2-110216035339-phpapp01/95/uml2-13-728.jpg

ülevaateid
https://en.wikipedia.org/wiki/Package_diagram

https://www.lucidchart.com/pages/uml-package-diagram

https://www.win.tue.nl/~aserebre/2IW80/2013-2014/05%20-%20UML%20Structural%20Diagrams%20Other%20Diagrams.pdf

http://www.abelski.com/courses/uml21/packagediagram.pdf