Stock management introduction:
https://openlmis.atlassian.net/wiki/display/OP/Stock+Cards
Business process:
https://openlmis.atlassian.net/wiki/display/OP/Business+Process
Mockups:
https://openlmis.atlassian.net/wiki/display/OP/Mock+Ups
The OpenLMIS Style guide:
UI Extension Architecture and Guide:
https://github.com/OpenLMIS/openlmis-requisition-refUI/blob/master/docs/extention_guide.md