est ral ▁composer ▁died ▁at ▁ 1 0 1 . ▁The ▁news ▁was ▁confirmed ▁by ▁the ▁Gran ▁Teatro ▁Nacional ▁del ▁Perú . ▁ ▁Works ▁ ▁His ▁works ▁are ▁half way ▁between ▁modern ist ▁and ▁traditional ▁t endencies , ▁so ▁in ▁his ▁works ▁he ▁mix es ▁these ▁styles ▁altern ately . ▁ ▁Among ▁his ▁most ▁important ▁works ▁are ▁P reg ón ▁y ▁dan za ▁for ▁piano , ▁S inf on ía ▁Jun ín ▁y ▁Ay ac uch o ▁for ▁sym phony ▁or chestra , ▁Can ción ▁y ▁muerte ▁de ▁Rol ando ▁for ▁or chestra , ▁H omen aje ▁a ▁Stra vin ski , ▁for ▁or chestra ▁Cu atro ▁po emas ▁de ▁J avier ▁H era ud ▁for ▁voice ▁and ▁piano , ▁Las ▁c umb res ▁for ▁cho ir ▁a ▁cap ella , ▁V iven cias ▁– ▁his ▁only ▁serial ▁work ▁– ▁for ▁or chestra , ▁P rel udio ▁y ▁fug a ▁for ▁a ▁Santiago ▁for ▁met als , ▁among ▁others . ▁ ▁It ur ri aga ▁is ▁part ▁of ▁a ▁group ▁of ▁Per uv ian ▁compos ers ▁formed ▁by ▁the ▁German - born ▁music ian ▁Rod ol fo ▁Holz mann . ▁In ▁addition ▁to ▁teaching ▁and ▁criticism , ▁his ▁dis sem ination ▁work ▁was ▁expanded ▁with ▁the ▁publication ▁of ▁the ▁books ▁La ▁música ▁en ▁el ▁Perú ▁– ▁in ▁co - author ship ▁– ▁and ▁M ét odo ▁de ▁compos ición ▁mel ód ica . ▁ ▁Awards ▁ ▁It ur ri aga ▁gar ner ed ▁recognition ▁early , ▁when ▁in ▁ 1 9 4 7