@article{Nguyen_2018, title={The second-order contingent derivative of generalized perturbation maps}, volume={1}, url={http://stdjns.scienceandtechnology.com.vn/index.php/stdjns/article/view/554}, DOI={https://doi.org/10.32508/stdjns.v1iT5.554}, number={T5}, journal={Science & Technology Development Journal: Natural Sciences}, author={Nguyen, Anh}, year={2018}, month={Nov.}, pages={203-213}