referensi minimal 20, should from autstanding journal and dont 

elsevier minimal 100.

riset dibagi 2. fundamental and applied.

fundamental membtuhkan perhitungan matematik(proved).

interesting paper : global issue(global warming, green tech, epidemic diseas), current issue(big data, warcrime, household-debt, refugee), significant contribution(graphene, kecukupan.makanan, corruption, education & poverty)

result & discussion : presenting result and discussion, presenting result part by part and discussion(better)

conclusion : dont miss future work