Citation
If you publish research that uses spec2nii you have to cite it as follows:
Mikkelsen, M., Barker, P. B., Bhattacharyya, P. K., Brix, M. K., Buur, P. F., Cecil, K. M., Chan, K. L., Chen, D. Y., Craven, A. R., Cuypers, K., Dacko, M., Duncan, N. W., Dydak, U., Edmondson, D. A., Ende, G., Ersland, L., Forbes, M. A., Gao, F., Greenhouse, I., ... Edden, R. A. E. (2017). Big GABA: Edited MR spectroscopy at 24 research sites. NeuroImage, 159, 32-45. https://doi.org/10.1016/j.neuroimage.2017.07.021