Published Economic Evaluation of Small Capacity Sewage Processing Units by Gratziou M.K., Tsalkatidou M., Kotsovinos N.E. paper_9_GRATZIOU_387.pdf
Published Discarded tyre rubber as concrete aggregate: a possible outlet for used tyres by Mavroulidou M., Figueiredo J. 359-367_617_MAVROULIDOU_12-4.pdf