Arief Ridwan
@ridwanptf12
Indonesia, Surabaya
Joined Sep 2012
World Rank: #17761 (1.8 points)
Institution: Institut Teknologi Sepuluh Nopember
Indonesia, Surabaya
Joined Sep 2012
World Rank: #17761 (1.8 points)
Institution: Institut Teknologi Sepuluh Nopember