21/ Bonnie G. Colby and others, &quot; Water rights transactions: market values and price dispersion &quot; , in Water Resources Research, vol. 29, No. 6 (June 1993).
21 Bonnie G. Colby y otros, &quot; Water rights transactions: market values and price dispersion &quot; , en Water Resources Research, vol. 29, No. 6 (junio de 1993).