@Article{NMTMA-13-4,
author = {},
title = {Author Index to Volume 13},
journal = {Numerical Mathematics: Theory, Methods and Applications},
year = {2020},
volume = {13},
number = {4},
pages = {1123--1124},
abstract = {},
issn = {2079-7338},
doi = {https://doi.org/2020-NMTMA-18481},
url = {https://global-sci.com/article/90383/author-index-to-volume-13}
}