Downloading the NTBM program you confirm that you agree with the following requirements which cover all versions of NTBM (executable files, binaries or source codes):

1. I understand that copyright or ownership rights to NTBM are retained by NTBM research group ;

2. I understand that no large program such as NTBM can be considered to be bug free, and accordingly the NTBM research group supplies the NTBM package on an "as is" basis, with no additional responsibility or liability;

3. If results obtained with NTBM are published in the scientific literature, I will reference the program from the article Mikhail M. Maslov, Alexei I. Podlivaev & Konstantin P. Katin (2016) Nonorthogonal tight-binding model with H–C–N–O parameterisation, Molecular Simulation, 42:4, 305-311, DOI: 10.1080/08927022.2015.1044453

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