BibTex format
@article{Cockayne:2021:10.1137/20M1364424,
author = {Cockayne, J and Duncan, A},
doi = {10.1137/20M1364424},
journal = {SIAM/ASA Journal on Uncertainty Quantification},
title = {Probabilistic gradients for fast calibration of differential equation models},
url = {http://dx.doi.org/10.1137/20M1364424},
volume = {9},
year = {2021}
}