World water: challenges and vision for the 21st Century

Abu-Zeid, M. A. | British Library Online Contents | 1998

21st century water challenges in Kenya

Nakagawa, H. / Ikebuchi, S. / Kohsaki, S. et al. | British Library Conference Proceedings | 1994

Port Development in India: Vision 21st Century

Ghosh, S. / American Society of Civil Engineers; Committee on Ports and Harbors / Permanent International Association of Navigation Congresses; United States Section | British Library Conference Proceedings | 1998

,,Vision for living in the 21st century"

van Egeraat, E. | British Library Online Contents | 2003

Prestressed concrete challenges in the 21st century

Marques Rito, A. A. / Federation internationale de la precontrainte | British Library Conference Proceedings | 1998