flipflop - If a flip flop has a setup violation and goes metastable, is it guaranteed to settle to the input value when it finishes oscillating? - Electrical Engineering Stack Exchange
Reducing Metastability in FPGA Designs | Altium
After metastability, does the value eventually settle to the correct value? - Electrical Engineering Stack Exchange
Metastability (electronics) - Wikipedia
Metastability - When Good Flip-Flop Goes Bad: Causes and Cure - ppt download