@inproceedings{srk2012b,
author = "{S{\l}awomir P. Szklarz and Marielba Rojas and Ma{\l}gorzata P. Kaleta}",
title  = "Efficient solution of the optimization problem in model-reduced gradient-based history matching",
booktitle = "{Proceedings of the 13th European Conference on the Mathematics of Oil Recovery (ECMOR XIII)}, A27",
pages     = "1-17",
year      = "2012"
}