Professor Emeritus of Civil Engineering (Transportation), University of Calgary

Professor of Civil Engineering

Professor of Environmental Geology, Dept. of Geological Engineering, Gadjah Mada …

Professor of Civil Engineering, Bangladesh University of Engineering & Technology, Dhaka

Senior Lecturer, Dept. of Civil Engineering, Universiti Kebangsaan Malaysia

University of Alabama

Professor of Civil Engineering, University of Peradeniya

Department of Geomatics Engineering, Institut Teknologi Sepuluh Nopember

State University of New York at Albany

Incheon National University