Õ: hierarhias on tasemed (level), mitte tasandid (plane)

olemus
ISO/IEC/IEEE 24765:
struktuur, mille komponendid on astmestatud alluvustasemetele;
igal komponendil on null, üks või n alakomponenti
ja mitte üle ühe ülakomponendi
=
a structure in which components are ranked into levels of subordination; each component has zero, one, or more subordinates; and no component has more than one superordinate component

ülevaateid
https://en.wikipedia.org/wiki/Hierarchy

https://en.wikipedia.org/wiki/Hierarchy_(disambiguation)

https://en.wikipedia.org/wiki/Hierarchical_organization

https://en.wikipedia.org/wiki/Hierarchy_(mathematics)

http://www.ijesi.org/papers/Vol(5)7/H0507055058.pdf

http://www.uni-kiel.de/ecology/users/fmueller/salzau2006/ea_presentations/Data/2006-06-28_-_Hierarchy_Theory.pdf

http://www.hbs.edu/faculty/Publication%20Files/09-144.pdf

näiteid
https://www.cengage.com/resource_uploads/downloads/0495570540_162121.pdf

http://www.e-cartouche.ch/content_reg/cartouche/formats/en/html/Internet_TCP_IP.html

https://www.tutorialride.com/software-architecture-and-design/hierarchical-architecture.htm#:~:text=Hierarchical%20architecture%20is%20a%20form,class%20library%20in%20namespace%20hierarchy.

https://commons.wikimedia.org/wiki/File:Data_Hierarchy_diagram_showing_Employee_database_example_by_JeffTan.gif

http://www.maxwideman.com/issacons/iac1013d/sld004.htm

https://kvaes.wordpress.com/2013/05/31/data-knowledge-information-wisdom/

https://tomcat.apache.org/tomcat-5.5-doc/jspapi/overview-tree.html

https://www.hierarchystructure.com/business-organization-hierarchy/

https://ca.indeed.com/career-advice/career-development/organization-hierarchy

https://www.sciencedirect.com/topics/computer-science/process-hierarchy

https://encyclopediaofmath.org/wiki/Hierarchy

http://guyhaas.com/bfoit/itp/Hierarchy.html

vt ka
- hierarhiaskeem
- loogiline võtmeierarhia
- puu