# `SBoM.CycloneDX.V16.ResourceReferenceChoice`
[🔗](https://github.com/erlef/mix_sbom/blob/v0.10.0/lib/sbom/cyclonedx/v16/resource_reference_choice.pb.ex#L1)

Type that permits a choice to reference a resource using an iternal bom-ref identifier or an external reference.

# `t`

```elixir
@type t() :: %SBoM.CycloneDX.V16.ResourceReferenceChoice{
  __unknown_fields__: [Protobuf.unknown_field()],
  choice:
    {:ref, String.t()}
    | {:externalReference, SBoM.CycloneDX.V16.ExternalReference.t() | nil}
    | nil
}
```

---

*Consult [api-reference.md](api-reference.md) for complete listing*