Karlowski, A., and J. Paslawski. “Monitoring of Construction Processes in the Variable Environment / Statybos Procesų Stebėsena Kintančioje Aplinkoje”. Technological and Economic Development of Economy, Vol. 14, no. 4, Dec. 2008, pp. 503-17, doi:10.3846/1392-8619.2008.14.503-517.