@misc{herschel_2018_1432308, author = {Herschel, W.}, title = {{Catalogue of 500 New Nebulae, Nebulous Stars, Planetary Nebulae, and Clusters of Stars; with Remarks on the Construction of the Heavens.}}, month = sep, year = 2018, publisher = {Zenodo}, doi = {10.1098/rspl.1800.0060}, url = {https://doi.org/10.1098/rspl.1800.0060} }