APA (7th ed.) Citation

Korec, I. Diophantine equations x2+xy-y2=z2 and x4+x2y2-y4=z2.

Chicago Style (17th ed.) Citation

Korec, Ivan. Diophantine Equations X2+xy-y2=z2 and X4+x2y2-y4=z2.

MLA (9th ed.) Citation

Korec, Ivan. Diophantine Equations X2+xy-y2=z2 and X4+x2y2-y4=z2.

Warning: These citations may not always be 100% accurate.