Miguel DelattreRodolphe OclerPascal MouletteKarine Rymeyko2025-07-252025-07-2520091532-5555https://repozytorium.kozminski.edu.pl/handle/item/2941CC-BY-4.0qualitative researchvalidityreliabilitytriangulationcase studyqualitative researchvalidityreliabilitytriangulationcase studySINGULARITY OF QUALITATIVE RESEARCH: FROM COLLECTING INFORMATION TO PRODUCING RESULTSSINGULARITY OF QUALITATIVE RESEARCH: FROM COLLECTING INFORMATION TO PRODUCING RESULTSArticle