Microtona is a sixty-eight-page Booklet with personal comments by the contributing microtonal artists. The booklet also includes a DVD which consists of 8 original video tracks and 9 original audio tracks. The project is an international one featuring unpublished pieces by composers from Iran, Japan, U.S., France, Austria, Germany and Belgium.

Farshad Sanjari, one of the most renowned Iranian conductors in the 1970s in Iran died after fire broke in his apartment in Vienna on November 22, 2019. Farshad Sanjari was not involved in politics; however, he was one of the victims of the Iranian Islamic Revolution in 1979. After the victory of the Islamic Revolution, his name was never seen as the conductor of any programmes.

In 1990  an Austria-based Persian musician Khosro Soltani, in cooperation with Hossein Alizadeh, put out an album entitled, Ancient Call A New (Nobang-e Kohan). After many years, a few ancient Persian instruments such as Sorna, Karna, Naghareh,etc. have been used, instruments which have been left out of the circle of Persian classical musical instruments for centuries.

In the world of classical music, the position of soloist has always been exceptional. Apart from the technical ability that many orchestral musicians also have, the soloist must also have a special power to be able to present a different and unique perspective of a piece. The soloist must maintain its special power of expression not only in solo roles but also when interacting with the orchestra.

4.3.1. To practice playing of doubles of notes involving two different fingers, each note is played at separate bows with slow tempo, each note is played perfectly regarding its bass and tenor sounds and then the considered double is played at another bow while considering the resulted sound of the double.

Gholamreza Khan Minbashian taught courses such as organology, orchestration of military music and harmony based on the books which were translated from French into Persian with the help of Aliakbar Mozayyan-o-Dolleh (1846-1932).

In heterophonic variant, two performers perform a single melody simultaneously and change it. Performing and changing a single melody simultaneously by two performers leads to the coincidence of different voices.

In addition to the above-mentioned, polyphony can be also formed when a melody is performed by several singers in different ambiances or different sound registers according to their physiologic abilities. An example of this has been performed in rituals of Khanqah of Ghaderi darawish of Mahabad[i].

The 4th Iranian Festival of Music Websites and Weblogs was held in Niavaran Cultural Center, in Tehran, Iran on Feb. 28th, 2015. The initiator of the festival was Sajjad Pourghanad, Iranian music writer, researcher, founder of the festival and Persian setar and tar player.

Gholam Reza Khan Minbashian, a.k.a Salar-Mo’azez, was a pioneer in several domains in the history of the Iranian music. He is recognized as the first Iranian musician who was educated in classical music. He is also the first Iranian the score of whose works were published in Europe. He is the first Iranian to have launched courses on Western classical music and was also the first Iranian teacher of classical music. Moreover, he is the first founder of a string orchestra in Iran, the first author of the Iranian Radif which was available in oral form. Minbashian is also the first Iranian who studied music in Europe.