IEEE Spectrum: An Optimist’s View of the 4 Challenges to Quantum Computing.
[1]https://spectrum.ieee.org/tech-talk/computing/hardware/an-optimists-view-of-t
he-4-challenges-to-quantum-computing

References

   1. https://spectrum.ieee.org/tech-talk/computing/hardware/an-optimists-view-of-the-4-challenges-to-quantum-computing