Citation
If you publish research that uses bwa-pssm you have to cite it as follows:
Kerpedjiev, P., Frellsen, J., Lindgreen, S., & Krogh, A. (2014). Adaptable probabilistic mapping of short reads using position specific scoring matrices. BMC Bioinformatics, 15(1), 100. https://doi.org/10.1186/1471-2105-15-100