This section is dedicated to the best of the best resources on the subject of software and solution architecture.

Software Architecture Essays
Essays on software architecture provided by the software engineering community.

Business Improvement Through Better Software Architecture
This article suggests that software architects must improve their business understanding to help solve this problem. But business people must also learn how to better communicate to software development teams what they expect from them. New architect roles, both on the business side and on the IT side, are needed for the creation of IT systems that solve business problems well, and that also help the business to be agile, able to change at least as fast as its main competitors.

IEEE Software Magazine - Free Articles
IEEE Software publishes insightful articles on software engineering with frequent emphasis on software architecture.

Software Engineering Institute - Architecture Homepage
The software architecture initiative at the Software Engineering Institute (SEI).

Software Architecture Documentation in Practice: Documenting Architectural Layers
"The report lays out our approach and organization for the complete book, and provides full guidance for one of the most commonly used architectural views: the layer diagram." This article is the predecessor of the SEI's book on Documenting Software Architectures.

"Introduction to Software Architecture" - Garlan, D. et al. 
This paper reminds the contemporary reader why the study of software architecture has emerged as a worthwhile field. The authors discuss the evolution of design and discuss architectural patterns (or styles). 

"The 4+1 View Model of Architecture" - Kruchten, P. (1995) 
This article presents a model for describing the architecture of software-intensive systems, based on the useof multiple, concurrent views. This article has become the basis for many other relative research endeavors.