by DAVID, PORTER WELCH
Year of Publication 23.01.2004

by WELCH, DAVID, PORTER
Year of Publication 15.01.2004

by WELCH DAVID PORTER
Year of Publication 08.01.2004

by WELCH, DAVID PORTER, VAN VALKENBURG, CURTIS H
Year of Publication 13.12.2007

by WELCH DAVID PORTER,VAN VALKENBURG CURTIS H
Year of Publication 05.09.2007

by WELCH, DAVID, PORTER, VAN VALKENBURG, CURTIS, H
Year of Publication 15.04.2007

by WELCH, DAVID, PORTER, VAN VALKENBURG, CURTIS, H
Year of Publication 04.04.2007

by WELCH DAVID PORTER, VAN VALKENBURG CURTIS H
Year of Publication 31.08.2005

by WELCH, DAVID, PORTER, VAN VALKENBURG, CURTIS, H
Year of Publication 25.05.2005

by KLINE MARK J.,ROBLES MIGUEL ALVARO,DOBRIN GEORGE CHRISTOPHER,GOULAIT DAVID J. K.,DYESS JAMES W.,WELCH DAVID PORTER,BECKMAN TRACEY ELAINE,RAYCHECK JEROMY T
Year of Publication 30.05.2007

by DAVID J. K. GOULAIT, DAVID PORTER WELCH, MIGUEL ALVARO ROBLES, MARK J KLINE, TRACEY ELAINE BECKMAN, JEROMY T. RAYCHECK, JAMES W. DYESS, GEORGE CHRISTOPHER DOBRIN
Year of Publication 25.01.2007

by WELCH, DAVID PORTER, BENNETT, DAVID RAY
Year of Publication 03.01.1990

by WELCH, DAVID PORTER, BENNETT, DAVID RAY
Year of Publication 27.05.1987

by WELCH, DAVID PORTER, BENNETT, DAVID RAY
Year of Publication 27.12.1985

by MARK J. KLINE, DAVID PORTER WELCH, MIGUEL ALVARO ROBLES, TRACEY ELAINE BECKMAN, DAVID J.K. GOULAIT, JEROMY T. RAYCHECK, DOBRIN, GEORGE, CHRISTOPHER, JAMES W. DYESS
Year of Publication 12.07.2005

by ROBLES, MIGUEL, ALVARO, RAYCHECK, JEROMY, T, KLINE, MARK, J, WELCH, DAVID, PORTER, BECKMAN, TRACEY, ELAINE, DYESS, JAMES, W, GOULAIT, DAVID, J., K, DOBRIN, GEORGE, CHRISTOPHER
Year of Publication 09.03.2005

by JAMES, W. DYESS, DAVID, J., K. GOULAIT, JEROMY, T. RAYCHECK, GEORGE, CHRISTOPHER DOBRIN, MIGUEL, ALVARO ROBLES, MARK, J KLINE, TRACEY, ELAINE BECKMAN, DAVID, PORTER WELCH
Year of Publication 31.12.2003

by ROBLES, MIGUEL, ALVARO, RAYCHECK, JEROMY, T, KLINE, MARK, J, WELCH, DAVID, PORTER, BECKMAN, TRACEY, ELAINE, DYESS, JAMES, W, GOULAIT, DAVID, J., K, DOBRIN, GEORGE, CHRISTOPHER
Year of Publication 24.12.2003

by DOBRIN, GEORGE CHRISTOPHER, ROBLES, MIGUEL ALVARO, RAYCHECK, JEROMY T, WELCH, DAVID PORTER, DYESS, JAMES W, BECKMAN, TRACEY ELAINE, KLINE, MARK J, GOULAIT, DAVID J., K
Year of Publication 24.12.2003

by RAYCHECK JEROMY T, BECKMAN TRACEY ELAINE, DOBRIN GEORGE CHRISTOPHER, WELCH DAVID PORTER, KLINE MARK J, ROBLES MIGUEL ALVARO, DYESS JAMES W, GOULAIT DAVID J. K
Year of Publication 18.12.2003