public int getPhraseSetReferencesCount() {
      return phraseSetReferences_.size();
    }
<pre>
A collection of phrase set resource names to use.
</pre>

<code>repeated string phrase_set_references = 2 [(.google.api.resource_reference) = { ... }
</code>

@return The count of phraseSetReferences.
java-speech/proto-google-cloud-speech-v1p1beta1/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechAdaptation.java