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The aim of this study is twofold: to describe the overtime changes in trends and to investigate the causal relationship between air transport, tourism and economic growth for South Africa between 1995 and 2015.
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Stored only when both papers are in the corpus — 11 citations exist upstream.
Papers that cite the same references — the relational fallback while embeddings are still backfilling.
Imported from OpenAlex (CC0) — nothing here is generated.