@article{10_4064_aa8493_10_2016,
     author = {Debopam Chakraborty and Anupam Saikia},
     title = {An explicit construction for unramified quadratic extensions of biquadratic fields},
     journal = {Acta Arithmetica},
     pages = {153--161},
     publisher = {mathdoc},
     volume = {178},
     number = {2},
     year = {2017},
     doi = {10.4064/aa8493-10-2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa8493-10-2016/}
}