Sentence examples for principal source is from inspiring English sources

Its principal source is the 1960 film of the same title about a septet of hired American guns protecting a Mexican village.

The principal source is the annual population survey conducted by the GSO from 2000 [13] These surveys are based on a 3% sample drawn from the 1999 Census.

The first and principal source is the oxidative pentose phosphate pathway [ 63].

In the present case, the principal source is incomplete extension (see below).

The same principal source is identified in retrograde tracer studies of macaque monkeys, which also show lighter projections arising from the accessory basal nucleus, along with limited inputs from the lateral nucleus to frontal insula areas (Jacobson and Trojanowski 1975; Porrino et al. 1981; Carmichael and Price 1995; Ghashgaei and Barbas 2002).

Clearly Wolff's principal source was Stephen K. Bannon, Trump's political guru who served as a high-ranking White House adviser before being ousted in a palace coup.

He mentioned that one of the company's principal sources is Nexrad, or Next Generation Radar, a network of a hundred and fifty-nine Doppler radar stations operated by the National Weather Service.

Principal sources are Brazil and South Africa.

Principal sources are the Friesian and North Sea fields of the Netherlands and the Norwegian North Sea.

Three principal sources are identified in the vicinity of the trailing edge of the hydrofoil.

Isidore's principal sources were Servius (the 5th-century Latin grammarian and teacher), the Fathers of the Church, and Aelius Donatus (the 4th-century rhetorician and commentator).