https://uxdesign.cc/10-rules-of-thumb-in-ui-design-aa5f91885444
The website to the article.

San Jose State University

University of Michigan - Ann Arbor

Designing Interfaces, 3rd Edition
by Aynne Valencia; Charles Brewer; Jenifer Tidwell
Published by O'Reilly Media, Inc., 2020

Atomic Design by Brad Frost. 
atomicdesign.bradfrost.com


-https://uxdesign.cc/a-guide-of-ui-design-trends-for-2021-637ac038cb99

-https://www.creativebloq.com/features/ux-ui-trends-2021

https://www.usability.gov/how-to-and-tools/methods/user-interface-elements.html

https://www.citrusbits.com/app-designing-tools-comparison-with-pros-and-cons/

https://uxplanet.org/2021-ui-ux-design-trends-and-how-to-make-them-work-for-you-49d8a04fb09b

Hearst, M. A. (2009). Search user interfaces. Cambridge University Press. [https://searchuserinterfaces.com/book/]

https://careerfoundry.com/en/blog/ux-design/what-is-a-wireframe-guide/

https://uxdesign.cc/47-key-lessons-for-ui-ux-designers-3cb296c1945b

The website to the article.

https://uxdesign.cc/10-rules-of-thumb-in-ui-design-aa5f91885444 The website to the article.