We prove that Welch Costas arrays are in general not symmetric and that there exist two special families of symmetric Golomb Costas arrays: one is the well-known Lempel family, while the other, although less well known, leads actually to the construction of dense Golomb rulers. © 2008 Elsevier B.V. All rights reserved.

The article assesses social composition of holy lands tenants in Attica the 4th century B. C. Epigraphic material is an important source for study various spheres society Athenian polis. There remain inscriptions on stone steles containing data leasing sacred (temenos) Attica, dating back to second half Using their data, researcher can consider a number issues related history agrarian relations...

Zoe Iliodromiti1, Dimitrios Zygouris2, Paraskevi Karagianni3, Panagiotis Belitsos4, Angelos Daniilidis5 and Nikolaos Vrachnis6 1Neonatal Unit, 2nd Department of Obstetrics and Gynecology, University of Athens Medical School, Aretaieio Hospital, Athens, 23nd Department of Obstetrics and Gynecology, University of Athens Medical School, Attiko Hospital, Athens, 32nd NICU and Neonatology Department...

1 Third Department of Obstetrics and Gynaecology, University General Hospital Attikon, Medical School, National and Kapodistrian University of Athens, Athens, Greece, 2 Fourth Department of Internal Medicine, University General Hospital Attikon, Medical School, National and Kapodistrian University of Athens, Athens, Greece, 3 Department of Obstetrics and Gynaecology, Tzaneio General Hospital, P...

1Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, Athens, Greece 2Department of Electrical, Electronic and Information Engineering, University of Bologna, Bologna, Italy 3Institute for Communication Systems, University of Surrey, Guildford, UK 4Department of Informatics and Telematics, Harokopio University of Athens, Kallithea, Greece 5Institute ...

1 Institute of Communication and Computer System, School of Electrical and Computer Engineering, National Technical University of Athens, Athens, Greece [email protected] 2 Laboratorio di Tecnologia Medica, Istituti Ortopedici Rizzoli, Bologna, Italy, 3 Department of Medical Instruments Technology, Faculty of Technological Applications, Technological Educational Institute of Athens, Athe...

E. Gerasopoulos, P. Zanis, C. Papastefanou, C. S. Zerefos, A. Ioannidou, and H. Wernli Nuclear Physics Department, Aristotle University of Thessaloniki, Thessaloniki 54124, Greece Research Center for Atmospheric Physics and Climatology, Academy of Athens, Athens, Greece Laboratory of Climatology and Atmospheric Environment, Geology Department, University of Athens, Athens, Greece Institute of A...

'Department of Hygimene and Epidemiology, University of Athens Medical School, Goudi, Athens 115-27, Greece; 2Department of Epidemiology and Center for Cancer Prewention, Harvard School of Public Health, 677 Huntington Avenue, Boston, Massachusetts 02115, USA; 3Department of Nutrition and Biochemistry, Athens School of Public Health, Leoforos Alexandras 196, Athens 115-21, Greece; 4Medical Cent...

Zygouris P1, Theodosopoulou E2, Loutas Th3*, Filippas M3, Tiniakos D4, Kyroudi A4, Boki D5, Tsiambas E6 and Kittas Ch4 1Assistant Professor, Technological and Educational Institute Stereas Elladas, Lamia, Greece 2National & Kapodistrian University of Athens, Faculty of Nursing, Greece 3Naval Hospital of Athens, Greece 4Laboratory of Histology & Embryology, Medical School, National & Kapodistria...

Melpomeni Peppa1 and Sotirios A. Raptis2,3 1Endocrine Unit, Second Dept of Internal Medicine-Propaedeutic, Research Institute and Diabetes Center, Athens University Medical School, Attikon University Hospital, Athens 2Second Dept of Internal Medicine-Propaedeutic, Research Institute and Diabetes Center, Athens University Medical School, Attikon University Hospital, Athens 3Hellenic National Dia...