Critical comments in order to improve the quality of the journal are welcome. Please send your comments and suggestion to e-mail addresses:
Liviu Giurgiulescu,
Email: giurgiulescul@yahoo.com
Anca Peter
Email: peterancaluca@yahoo.com
or to postal address:
Technical University of Cluj Napoca
North Universitary Center of Baia Mare
Chemistry-Biology Department
Victoriei Str. 76
Baia Mare,
Romania