The AdditionalTermBondRefGrp is a repeating group subcomponent of the AdditionalTermGrp component used to identify an underlying reference bond for a swap.
  | 40001 | AdditionalTermBondSecurityID | ID |   | Required if NoAdditionalTermBondRefs(40000) > 0. | Added EP161
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  | 40002 | AdditionalTermBondSecurityIDSource | Src |   | Conditionally required when AdditionalTermBondSecurityID(40001) is specified. | Added EP161
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  | 40003 | AdditionalTermBondDesc | Desc |   |  | Added EP161
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  | 40004 | EncodedAdditionalTermBondDescLen | EncDescLen |   | Must be set if EncodedAdditionalTermBondDesc(40005) field is specified and must immediately precede it. | Added EP161
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  | 40005 | EncodedAdditionalTermBondDesc | EncDesc |   | Encoded (non-ASCII characters) representation of the AdditionalTermBondDesc(40003) field in the encoded format specified via the MessageEncoding(347) field. | Added EP161
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  | 40006 | AdditionalTermBondCurrency | Ccy |   |  | Added EP161
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  | 40007 | AdditionalTermBondIssuer | Issr |   |  | Added EP161
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  | 40008 | EncodedAdditionalTermBondIssuerLen | EncIssrLen |   | Must be set if EncodedAdditionalTermBondIssuer(40009) field is specified and must immediately precede it. | Added EP161
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  | 40009 | EncodedAdditionalTermBondIssuer | EncIssr |   | Encoded (non-ASCII characters) representation of the AdditionalTermBondIssuer(40007) field in the encoded format specified via the MessageEncoding(347) field. | Added EP161
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  | 40010 | AdditionalTermBondSeniority | Snrty |   |  | Added EP161
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  | 40011 | AdditionalTermBondCouponType | CpnTyp |   |  | Added EP161
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  | 40012 | AdditionalTermBondCouponRate | CpnRt |   |  | Added EP161
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  | 40013 | AdditionalTermBondMaturityDate | MatDt |   |  | Added EP161
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  | 40014 | AdditionalTermBondParValue | Par |   |  | Added EP161
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  | 40015 | AdditionalTermBondCurrentTotalIssuedAmount | CurTotAmt |   |  | Added EP161
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  | 40016 | AdditionalTermBondCouponFrequencyPeriod | CpnPeriod |   | Conditionally required when AdditionalTermBondCouponFrequencyUnit(40017) is specified. | Added EP161
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  | 40017 | AdditionalTermBondCouponFrequencyUnit | CpnUnit |   | Conditionally required when AdditionalTermBondCouponFrequencyPeriod(40016) is specified. | Added EP161
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  | 40018 | AdditionalTermBondDayCount | DayCnt |   |  | Added EP161
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