mplemented two new UFO models for High Electric Charge Objects (HECOs) pair production by including resummation effects as described in this paper: ​https://arxiv.org/pdf/2310.17452.pdf. These models include: 1) γ exchange; 2) γ/Z^{0 exchange. You can find more detailed description on section IV of the paper.}

models available here: ​https://drive.google.com/drive/folders/1iHJWJKGd-nLOTpUqzbwlCULex2mQhNm1?usp=drive_link