Problem
The entire paper lacks essential references.
1) List two, different, appropriate, journal references to add to different lines in the Introduction. Include the SRP line number where each reference should be added.
2) Briefly justify why each reference is a suitable inclusion.
3) List two, different, appropriate, journal references to add to different lines in the discussion. Include the SRP line number where each reference should be added.
4) Briefly justify why each reference is a suitable inclusion.