Geodesic
On a diophantine equation (x2 - 1) (y2 - 1) = (z2 - 1)2.
Elemente der Mathematik, Tome 42 (1987) no. 4, pp. 1-3.

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@article{ELMA_1987__42_4_141393,
     author = {Shoichi Hirose},
     title = {On a diophantine equation (x2 - 1) (y2 - 1) = (z2 - 1)2.},
     journal = {Elemente der Mathematik},
     pages = {1--3},
     publisher = {mathdoc},
     volume = {42},
     number = {4},
     year = {1987},
     zbl = {0699.10027},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1987__42_4_141393/}
}
TY  - JOUR
AU  - Shoichi Hirose
TI  - On a diophantine equation (x2 - 1) (y2 - 1) = (z2 - 1)2.
JO  - Elemente der Mathematik
PY  - 1987
SP  - 1
EP  - 3
VL  - 42
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ELMA_1987__42_4_141393/
ID  - ELMA_1987__42_4_141393
ER  - 
%0 Journal Article
%A Shoichi Hirose
%T On a diophantine equation (x2 - 1) (y2 - 1) = (z2 - 1)2.
%J Elemente der Mathematik
%D 1987
%P 1-3
%V 42
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ELMA_1987__42_4_141393/
%F ELMA_1987__42_4_141393
Shoichi Hirose. On a diophantine equation (x2 - 1) (y2 - 1) = (z2 - 1)2.. Elemente der Mathematik, Tome 42 (1987) no. 4, pp. 1-3. http://geodesic.mathdoc.fr/item/ELMA_1987__42_4_141393/