public String toString() {StringBuilder sb = new StringBuilder();sb.append(getClass().getName());sb.append(" [");sb.append("sheetIx=").append(getExternSheetIndex());sb.append(" ! ");sb.append(formatReferenceAsString());sb.append("]");return sb.toString();}

public override String ToString(){StringBuilder sb = new StringBuilder();sb.Append(GetType().Name);sb.Append(" [");sb.Append("sheetIx=").Append(ExternSheetIndex);sb.Append(" ! ");sb.Append(FormatReferenceAsString());sb.Append("]");return sb.ToString();}
