by Zhu, Tao, Wang, Anzhong, Kirsten, Klaus, Cleaver, Gerald, Sheng, Qin
Published in Physics letters. B (10.10.2017)

by Kirsten, Klaus, Lee, Yoonweon
Published in Annals of global analysis and geometry (01.06.2021)

by Kirsten, Klaus, Lee, Yoonweon
Published in The Journal of geometric analysis (15.12.2018)

by Kirsten, Klaus, Lee, Yoonweon
Published in Symmetry (Basel) (01.01.2018)

by Fucci, Guglielmo, Kirsten, Klaus
Published in The journal of high energy physics (01.03.2011)

by Fucci, Guglielmo, Gesztesy, Fritz, Kirsten, Klaus, Stanfill, Jonathan
Published in Research in the mathematical sciences (01.12.2021)

by Fucci, Guglielmo, Kirsten, Klaus, Muñoz-Castañeda, Jose M.
Published in Analysis and mathematical physics (01.06.2021)

by Kirsten, Klaus, McKane, Alan J.
Published in Annals of physics (01.12.2003)

by Klaus, Kirsten, Lee, Yoonweon
Published in arXiv.org (22.04.2024)

by Klaus, Kirsten, Lee, Yoonweon
Published in arXiv.org (03.07.2023)

by Aldana, Clara L, Klaus, Kirsten, Rowlett, Julie
Published in arXiv.org (30.01.2024)

by Aldana, Clara L, Klaus, Kirsten, Rowlett, Julie
Published in arXiv.org (22.08.2023)

by Gesztesy, Fritz, Kirsten, Klaus
Published in Journal of functional analysis (15.02.2023)

by Gesztesy, Fritz, Kirsten, Klaus
Published in Journal of functional analysis (15.01.2019)

by Kirsten, Klaus, Lee, Yoonweon
Published in Differential geometry and its applications (01.10.2024)

by Kirsten, Klaus, Loya, Paul, Park, Jinsung
Published in Annals of physics (01.08.2006)

by Fucci, Guglielmo, Gesztesy, Fritz, Klaus, Kirsten, Stanfill, Jonathan
Published in arXiv.org (04.02.2022)

by Klaus, Kirsten, Lee, Yoonweon
Published in arXiv.org (24.12.2019)

by Fucci, Guglielmo, Klaus, Kirsten, Munoz-Castaneda, Jose M
Published in arXiv.org (15.02.2021)

by Fucci, Guglielmo, Kirsten, Klaus
Published in Journal of physics. A, Mathematical and theoretical (08.07.2016)