@article{10_4153_S0008439521000862,
     author = {Mizusawa, Yasushi},
     title = {On metabelian 2-class field towers over $\mathbb Z_2$-extensions of real quadratic fields},
     journal = {Canadian mathematical bulletin},
     pages = {795--805},
     year = {2022},
     volume = {65},
     number = {3},
     doi = {10.4153/S0008439521000862},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439521000862/}
}