@article{ZNSL_2023_521_a3,
     author = {I. A. Blagoveshchenskii and A. P. Kiselev},
     title = {Singular astigmatic splash pulse is a solution of the homogeneous wave equation},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {54--58},
     publisher = {mathdoc},
     volume = {521},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2023_521_a3/}
}