@article{Paul:2020Bu, author = "Paul, Bynish and Winkler, Hartmut and Potter, Stephen", title = "{Analysis of optical Fe II emission with the X-ray properties of a selected sample of I Zw 1 type objects}", doi = "10.22323/1.371.0031", journal = "PoS", year = 2020, volume = "HEASA2019", pages = "031" }