@article{10_4153_S0008439521000400,
     author = {Kuwahara, Shuhei and Seto, Michio},
     title = {Exponentials of de {Branges{\textendash}Rovnyak} kernels},
     journal = {Canadian mathematical bulletin},
     pages = {447--455},
     year = {2022},
     volume = {65},
     number = {2},
     doi = {10.4153/S0008439521000400},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439521000400/}
}