CoDEx: Wilson coefficient calculator connecting SMEFT to UV theory Supratim Das Bakshi, Joydeep Chakrabortty and Sunando Kumar Patra Eur. Phys. J. C, 79 1 (2019) 21 Published online: 11 January 2019 DOI: 10.1140/epjc/s10052-018-6444-2