A paper by Dan Brown (20 years experience information architecht) .
Eight principles of information architecture.
https://www.asis.org/Bulletin/Aug-10/AugSep10_Brown.pdf
Two part article about good UI web-design by Erik D. Kennedy on Medium.
http://www.webdesignerdepot.com/2014/09/whats-new-for-designers-september-2014/
Several good links on this post.
A small collection of styles for tabs:
http://sebastien-gabriel.com/designers-guide-to-dpi/home
This guide is designed as a “get started” or introductory read for the starting to intermediate designer who wants to learn or get more knowledge about cross-DPI and cross-platform design from the very beginning.
No complex math and un-parsable graph, just straight forward explanations ordered in short sections for you to understand and apply directly to your design process.
Written by Sebastien Gabriel.
http://tobiasahlin.com/spinkit/
Good resource for loaders or spinners made in css3 using transitions.