https://doi.org/10.1007/s00229-021-01344-0 (Any fulltext)
s00229-021-01344-0.pdf (Any fulltext), 230KB
Goertsches, O., & Schmitt, M. L. (2022). On the signature of biquotients. manuscripta mathematica, 169(3), 425-438. doi:10.1007/s00229-021-01344-0.