loading

Browse Products & Services

Digital Object Identifier

DOI Subscription
$275.00 USD
Annually
Plan features
Order Now
Record type: Journal Articles
$1.00 USD
Plan features
Order Now
Browse Products
Domains
Billing
Support
Our Certifications & Compliance
An ISO 9001:2015 and ISO/IEC 27001 Certified Company.
Copyright © 2025 QOLAC. All Rights Reserved.
$ USD
Choose language
  • العربية العربية arabic
  • Azerbaijani Azerbaijani azerbaijani
  • Català Català catalan
  • 中文 中文 chinese
  • Hrvatski Hrvatski croatian
  • Čeština Čeština czech
  • Dansk Dansk danish
  • Nederlands Nederlands dutch
  • English English english
  • Estonian Estonian estonian
  • Persian Persian farsi
  • Français Français french
  • Deutsch Deutsch german
  • עברית עברית hebrew
  • Magyar Magyar hungarian
  • Italiano Italiano italian
  • Macedonian Macedonian macedonian
  • Norwegian Norwegian norwegian
  • Português Português portuguese-br
  • Português Português portuguese-pt
  • Română Română romanian
  • Русский Русский russian
  • Español Español spanish
  • Svenska Svenska swedish
  • Türkçe Türkçe turkish
  • Українська Українська ukranian