Sentence examples for by three main sources from inspiring English sources

Rwanda's drive to rebuild its economy since the genocide has been driven by three main sources: the export of tea and coffee; foreign aid, which constituted 20% of gross annual income in 2011; and the tourism trade.

These systematic uncertainties can be categorized by two main sources: an imperfect understanding of the linearity correction for the MEO's Watec 902H2 Ultimate video cameras and uncertainties in meteor magnitudes arising from transformations between the Watec camera's Sony EX-View HAD bandpass and the bandpasses used to determine reference star magnitudes.

According to self-efficacy theory, people's beliefs in their personal efficacy can be developed by four main sources of influence [ 7, 8].

Real experimental signals are degraded by two main sources of noise: the Dark Count Rate (DCR) and the photonic noise or shot noise.

The optic nerve head tissue is supplied by two main source of blood flow: the superficial layers of the optic nerve head (nerve fiber layer on the surface of the optic disc) by the central retinal artery (CRA) circulation; and the deeper layers (the prelaminar, lamina cribrosa, and retrolaminar regions) by the posterior ciliary artery (PCA) circulation [ 4].

Various authors have suggested that the ethical conflicts experienced by critical care nurses stem from three main sources: the relationships with patients and their families, the provision of certain treatments and/or the characteristics of the setting in which the clinical team works.

This register collects registrations from three main sources: direct notifications by clinicians, routine notification of all positive histology results and forwarding of patient lists from the oncology treatment centre.

It will spring from three main sources.

There are three main sources of evidence.

There are three main sources of concern.

Barnes said there are three main sources of finance: grants or prizes, banks and venture capital.