[14] Since 1989, he had been the director of the Paraguayan Area for the Spanish Hispanic-American Encyclopedic Dictionary of Music, organized by the Author General Society of Spain, SGAE.

[16] His piece "Variaciones en Puntas" for winds quintet was presented in the Youth International Festival of Beyreuth, Germany during the closing concert.

[18] On 4 May 2017, the Symphony Orchestra of the City of Asuncion (OSCA) presented at the Municipal Theater of Asunción the world premiere of the oratorio "The bronze arch", which Szarán composed 40 years ago, with a text by the journalist Jesus Ruiz Nestosa.

[21] The program is inspired in the concept of "education for the art"; it was initiated in 2002 with the support of the AVINA Foundation,[22] expanding it with alliances with other organizations like; the National Parliament, FONDEC, ITAIPU Bi-National, Asuncion's Philharmonic Society, the Embassies of Germany, United States, France and Italy, Partners of the Americans (Paraguay-Kansas), Culture Direction of Asunción Municipality and others.

[24] On 16 May 2011, Szarán conducted the Paraguayan Bicentennial Chamber Orchestra, a musical ensemble brought together to celebrate the 200th Anniversary of the Independence of the Republic of Paraguay.

[26] Won the award Los 12 del año (The top 12 of the year) four times by Radio Station Primero de Marzo, Paraguay.