1
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
2013,
2
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
2012,
3
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
2011,
4
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
2010,
5
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
2009,
6
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
2008,
7
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
2007,
8
AMERICAN SOCIETY OF CIVIL ENGINEERS
AMERICAN SOCIETY OF CIVIL ENGINEERS,
1900,