“…[5,33,36]. The topics of coherent states and covariant transform (also known under many other names) are extensively covered in the existing literature, e.g., [28,Section 13], [30,Appendix V.2], and [9,18,19,22,34,37,40], and we refer to authoritative surveys [3,15,20] for further references. Our purpose is to present some additional aspects which are commonly shadowed or missing in the existing sources.…”