APL was used extensively by the CEGB [1] not only in forecasting power/grid demand, but also for modelling the location and construction of many of the power st

APL was used extensively by the CEGB [1] not only in forecasting power/grid demand, but also for modelling the location and construction of many of the power stations themselves. [1, as an example] https://dl.acm.org/doi/abs/10.1145/22008.22027 https://dl.acm.org/doi/abs/10.1145/22008.22027