dftb - SERP Analysis

https://www.dftb.org/

https://dontforgetthebubbles.com/

https://en.wikipedia.org/wiki/DFTB

https://www.scm.com/doc/DFTB/General.html

https://pubs.acs.org/doi/10.1021/acs.jctc.3c00152

https://dftbdigital.com/

https://www.tandfonline.com/doi/full/10.1080/23746149.2019.1710252

http://dftbplus.org/index.html

https://www.scm.com/amsterdam-modeling-suite/dftb-mopac/

https://www.sciencedirect.com/science/article/pii/B978032390257100019X