The Little Book of Semaphores: https://greenteapress.com/semaphores/LittleBookOfSemaphores.pdf https://greenteapress.com/semaphores/LittleBookOfSemaphores....

The Little Book of Semaphores: https://greenteapress.com/semaphores/LittleBookOfSemaphores.pdf https://greenteapress.com/semaphores/LittleBookOfSemaphores.... It's about multithreading synchronization issues like the Dining Philosopher's problem, and it's brief, interesting, and very readable.