Geodesic
A Note on the Height of the Formal Brauer Group of a $K3$ Surface
Canadian mathematical bulletin, Tome 47 (2004) no. 1, pp. 22-29

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DOI

Using weighted Delsarte surfaces, we give examples of $K3$ surfaces in positive characteristic whose formal Brauer groups have height equal to 5, 8 or 9. These are among the four values of the height left open in the article of Yui [11].
DOI : 10.4153/CMB-2004-004-7
Mots-clés : 14L05, 14J28, formal Brauer groups, K3 surfaces in positive characteristic, weighted Delsarte surfaces 
Goto, Yasuhiro. A Note on the Height of the Formal Brauer Group of a $K3$ Surface. Canadian mathematical bulletin, Tome 47 (2004) no. 1, pp. 22-29. doi: 10.4153/CMB-2004-004-7
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     title = {A {Note} on the {Height} of the {Formal} {Brauer} {Group} of a $K3$ {Surface}},
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     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2004-004-7/}
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