Gao, C;    Zeng, J;    Sarro, F;    Lo, D;    King, I;    Lyu, MR;      (2021)    Do users care about ad's performance costs? Exploring the effects of the performance costs of in-app ads on user experience.                   Information and Software Technology , 132     , Article 106471.  10.1016/j.infsof.2020.106471 <https://doi.org/10.1016/j.infsof.2020.106471>.       Green open access