Böcker av Hilmar W. Duerbeck

Furthermore, the catalogue and atlas contains data on 12 (4 %) dwarf novae of long cycle length or suspected dwarf novae for which only one outburst has been observed. 6 (2%) recurrent novae or suspected recurrent novae are listed. 11 (4 %) Mira stars or suspected Mira stars, which at some time were believed to be novae, are listed.