1. AWS Pricing Calculator. https://calculator.aws/#/addService/S3. Accessed 23 May 2023
2. Azure Storage Blobs Pricing $$|$$ Microsoft Azure. https://azure.microsoft.com/en-in/pricing/details/storage/blobs/. Accessed 24 May 2023
3. Cloud object storage - IBM cloud Pricing. https://cloud.ibm.com/objectstorage/create. Accessed 24 May 2023
4. ElasticSearch Pricing. https://cloud.elastic.co/pricing. Accessed 23 May 2023
5. Google Pricing Calculator. https://cloud.google.com/storage/pricing. Accessed 24 May 2023