@inbook{book/201,
author = {A. Phelloures},
title = {18e Balkanike Mathematike Olumpiada, 2001},
booktitle = {$\Beta$$\Alpha$$\Lambda$$\Kappa$$\Alpha$$\Nu$$\Iota$$\Kappa$$\Epsilon$$\Sigma$ $\Mu$$\Alpha$$\Theta$$\Eta$$\Mu$$\Alpha$$\Tau$$\Iota$$\Kappa$$\Epsilon$$\Sigma$ $\Omicron$$\Lambda$$\Upsilon$$\Mu$$\Pi$$\Iota$$\Alpha$$\Delta$$\Epsilon$$\Sigma$ 1984 - 2001},
series = {GDML\_Books},
publisher = {$\Epsilon$.$\Mu$.$\Epsilon$.},
year = {2002},
url = {http://dml.mathdoc.fr/item/book/201}
}
Α. Φελλούρης. 18η Βαλκανική Μαθηματική Ολυμπιάδα, 2001, dans ΒΑΛΚΑΝΙΚΕΣ ΜΑΘΗΜΑΤΙΚΕΣ ΟΛΥΜΠΙΑΔΕΣ 1984 - 2001, GDML_Books, (2002), . http://gdmltest.u-ga.fr/item/book/201/