Please answer a question about the following article about Muammar Gaddafi:

The influence of Nasser's Arab nationalism over the RCC was immediately apparent. The administration was instantly recognized by the neighbouring Arab nationalist regimes in Egypt, Syria, Iraq and Sudan, with Egypt sending experts to aid the inexperienced RCC. Gaddafi propounded Pan-Arab ideas, proclaiming the need for a single Arab state stretching across North Africa and the Middle East. In December 1969, Libya founded the Arab Revolutionary Front with Egypt and Sudan as a step towards political unification, and in 1970 Syria stated its intention to join.

What Arab nationalist thinker was influential with the RCC?
Nasser