@book {522,
	title = {Peace by Peaceful Means: Peace and Conflict, Development and Civilization},
	year = {1996},
	publisher = {SAGE Publications},
	organization = {SAGE Publications},
	isbn = {9780803975118},
	url = {https://uk.sagepub.com/en-gb/eur/peace-by-peaceful-means/book202692},
	author = {Galtung, J. and International Peace Research Institute}
}
