@article {Carrying1986,
title = {Carrying Out Perturbation Analysis on an Economic Model Using the TROLL Computer Program},
year = {1986},
url = {https://www.esri.ie/publications/carrying-out-perturbation-analysis-on-an-economic-model-using-the-troll-computer},
author = {FitzGerald, J.},
journal = {Technical Series 2},
}