He graduated with a doctoral degree on 30 July 1977, with a thesis titled Development of the Free and Active Foreign Politics of Indonesia (Perkembangan Politik Luar Negeri R.I., yang Bebas dan Aktif).

[2] On 14 December 1977, Busiri was inaugurated as the Indonesian ambassador to Papua New Guinea by President Suharto, replacing Rudjito.

This incident led to the increase of deployment by the Papua New Guinea Defence Force and a decrease of Indonesian activity at the border.

[11] Regarding this debate, Busiri then called the attendees of the seminar, namely John Djopari, Michael Menufandu, Obednego Rumkorem, Martinus Howay, and several members of the People's Representative Council from the Irian Jaya constituency, namely MC Da Lopez, Izaac Hindom, Izaac Saujay, Mochammad Wasaraka, and Sudarko.

[12] After his inauguration, one of Busiri's goals was to prepare the Irian Jaya team to face the 1981 National Sports Week.

The inauguration marked the beginning of the training process for the team, which lasted for five months until the D-day of the 1981 National Sports Week.

[13] The Irian Jaya contingent, which consisted of 253 athletes and officials from 19 sports, was sent to Jakarta in four waves beginning on 29 August 1981.

[16] After the end of the National Sports Week, Busiri continued to introduce new programs to improve the welfare of athletes in Irian Jaya.

On 3 August 1982, Busiri, accompanied by his wife, his son, and his private secretary, departed to Tokyo to undergo an operation.