@entry{che-xia-wan-19-aa,
  author = {P Chen and X Xiao and X Wang},
  title = {Interval optimal power flow applied to distribution networks under uncertainty of loads and renewable resources},
  journal = {Journal of Modern Power Systems and Clean ...,},
  year = 2019,
  url = {{\url{https://link.springer.com/article/10.1007/s40565-018-0462-9}}},
  quotes = {... fully and achieve strict operational bounds under the uncertainties from loads and sources, this paper derives an interval optimal power flow (I-OPF) method employing affine arithmetic ...}
}