public void setReferenceArn(String referenceArn) {
        this.referenceArn = referenceArn;
    }
<p>
The source's reference ARN.
</p>

@param referenceArn
       The source's reference ARN.
aws-java-sdk-omics/src/main/java/com/amazonaws/services/omics/model/MultipartReadSetUploadListItem.java