Editor-in-Chief:
Dorel BANABIC
Editorial and Advisory Board:
Mathematics: Technical Sciences:
Gabriela MARINOSCHI - Topical Editor Dan DUBINA - Topical Editor
Lucian BEZNEA Mihail-Viorel BĂDESCU
Sorin DĂSCĂLESCU Adrian BEJAN (USA)
Cătălin LEFTER Ion-Gheorghe BOLDEA
Răzvan LIȚCANU Liviu MARȘAVINA
Liviu MARIN Vasile MARINCA
Constantin NICULESCU Alexandru-Mihail MOREGA
Radu PRECUP Sergiu NEDEVSCHI
Dan TIBA Tudor SIRETEANU
Ioan TOMESCU Eugen-Victor-Cristian RUSU
  Ladislau VEKÁS
Physics: Information Science:
Dorel BUCURESCU - Topical Editor Dan TUFIȘ - Topical Editor
Irinel CAPRINI Corneliu BURILEANU
Magdalena CIUREA Ioan DUMITRACHE
Gheorghe DINESCU Florin FILIP
Maria HAIDUC Radu ION
Stefan HELL (Germany) Gheorghe PĂUN
Voicu LUPEI Radu Emil PRECUP
Radu MIHAI Nicolae ȚĂPUȘ
Ladislau NAGY Gheorghe TECUCI
Mircea RADULIAN Horia-Nicolai TEODORESCU
Daniel VIZMAN Mihail VOICU
   
Scientific Editorial Secretary:
Dan DUMITRIU  
Technical Editor: Technical Editorial Secretary:
Irina FILIP Virginia RĂDĂȘAN
Computer Editing: Cover by:
Magdalena JINDICEANU Mariana MOCANU
The journal is published four times a year.
The journal can be found at the web addresses: www.academiaromana.ro and www.ear.ro
All orders should be sent to:

EDITURA ACADEMIEI ROMÂNE, Calea 13 Septembrie nr. 13, sector 5, P.O. Box 5-42, Bucharest, Romania, RO-76117; Phone/Fax 401-410-3983; 401-410-3448, Phone 401-411-9008.

RODIPET SA, Piața Presei Libere nr. 1, sector 1, P.O. Box 33-57, Bucharest, Romania,
Fax 401-222-6407, Phone 401-618-5103; 401-222-4126.

ORION PRESS IMPEX 2000, P.O. Box 77–19, Bucharest, Romania, Fax 401-324-0638,
Phone 401-653-7985.
Manuscripts, correspondence as well as journals in exchange should be sent to:

Dr. Dan DUMITRIU

Romanian Academy, Technical Sciences Department,
Calea Victoriei 125, RO-010071, Bucharest, Romania,
Phone 40 1-212-8660; Fax 40 1-211-6608; E-mail: Proc-A-Secretary@acad.ro
copyright © Academia Română 2006

copyright © Academia Română 2006