„… philosophy is an overarching term relating to the nature and development of knowledge (Saunders, Lewis and …” „… on what constitutes truth and knowledge encapsulated in what social scientists term a paradigm …” „… regarding what constitutes knowledge. These beliefs in turn influence the way they conduct research and …”

„… non-exhaustible nature of coal supply is substantiated by the fact that there exists a well-developed …” „… gas 50 EUROGAS, https://eurogas.org/knowledge_centre/about-gas/ (accessed: 1 June 2019). 51 Reuters …”