olemus
ISO/IEC 22123-1:
rakenduse migreeritavus ühelt pilvteenuselt teisele
= ability to migrate an application from one cloud service to another cloud service

ülevaateid
https://www.cloudopedia.com/cloud-application-portability/
https://www.intechopen.com/books/cloud-computing-technology-and-practices/cloud-application-portability-issues-and-developments
https://www.ijitee.org/wp-content/uploads/papers/v8i12/L25771081219.pdf