Editorial Office Address
Ratuszowa 11 street
03-450 Warsaw, Poland
phone.: +48 22 654 96 89
fax: +48 22 6192187
e-mail: problemyjakosci@sigma-not.pl
Ratuszowa 11 street
03-450 Warsaw, Poland
phone.: +48 22 654 96 89
fax: +48 22 6192187
e-mail: problemyjakosci@sigma-not.pl