References: Tools And Keeping Systems Alive

1. Pomodoro Technique - Wikipedia - History and method of the timeboxing technique this chapter adapts, created by Francesco Cirillo in the late 1980s.

2. Procrastination - Wikipedia - The research on delay behavior — task aversion, temporal discounting — behind this chapter's starting rituals and deadline scaffolds.

3. Time management - Wikipedia - Context for the prioritization methods and calendar practices this chapter tunes for ADHD.

4. The Pomodoro Technique - Francesco Cirillo - Currency - Cirillo invented the tomato-timer sprint method; his insight that a visible, finite countdown converts abstract time into an object you can race is exactly the externalized-urgency mechanism ADHD brains need.

5. First Things First - Stephen R. Covey, A. Roger Merrill, and Rebecca R. Merrill - Simon & Schuster - Covey's urgent/important matrix — this chapter's tool for exposing the invisible important-but-not-urgent quadrant — became the standard vocabulary for why maintenance tasks lose every auction unless scheduled.

6. How to ADHD - Jessica McCabe - Tool reviews and system-maintenance content from the creator who normalized treating dead systems as parts bins rather than failures.

7. ADDitude Magazine - ADDitude - Clinician-reviewed guides to planners, apps, blockers, and the tool-selection questions this chapter's rules answer.

8. For Adults - CHADD - CHADD - Organization and technology strategies for adults, including calendar and reminder practices.

9. ADDA - Attention Deficit Disorder Association - Peer-tested tool recommendations and accountability structures for adults with ADHD.

10. ADHD - APA Topics - American Psychological Association - Evidence context for attention management and behavior-change techniques underlying the tool layer.