Myungjoon Choi, Yuefei Sui, Inhee Lee, Ryan Meredith, Yushu Ma, Gyouho Kim, David Blaauw, Yogesh B. Gianchandani, Tao Li. Autonomous Microsystems for Downhole Applications: Design Challenges, Current State, and Initial Test Results. Sensors, 17(10):2190, 2017. [doi]