https://www.ifla.org/wp-content/uploads/2019/05/assets/cataloguing/frbr-lrm/ifla-lrm-august-2017_rev201712.pdf の Table 3.1 User Tasks Summary から：
| Find | To bring together information about one or more resources of interest by searching on any elevant criteria |
| Identify | To clearly understand the nature of the resources found and to distinguish between similar resources |
| Select | To determine the suitability of the resources found, and to be enabled to either accept or reject specific resources |
| Obtain | To access the content of the resource |
| Explore | To discover resources using the relationships between them and thus place the resources in a context |
