This is TINGSTEN'S 'law of the social centre of gravity', op. cit., pp. 170-172; cf. E. ALLARDT and K. BRUUN, 'Characteristics of the Finnish Non-Voter', Transactions of the Westermarck Society 3, 1956, pp. 55-76.
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ALLARDT, ., BRUUN, K. (1956). This is TINGSTEN'S 'law of the social centre of gravity'. Transactions of the Westermarck Society, 3 pp. 170-172.
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