Dissertations, thesis, etc 8 Dissertations, thesis, etc -- 4 Marine pollution -- 2 Sewage -- 2 Bipolar transistors - Dissertations, thesis, etc 1 Bitumen -- 1 Bridge construction industry - maintenance and repair - Dissertations, thesis, etc 1 Data base management -- 1 Design and Construction-Dissertation, thesis, etc 1 Design and Contruction-Dissertation, thesis,etc 1 Dissertation, thesis, etc -- 1 Dissertations, thesis. etc 1 Gas -- 1 Heavy metals -- 1 Heavy metals removal 1 Heavy-metals-Environmental aspects -- 1 Integrated circuits - Dissertations, thesis, etc 1 Manufactures-Dissertations,Thesis,etc 1 Metal stamping-Design -- 1 Metals -- 1 Molding(Founding) -- 1 Palms -- 1 Pedestrian -- 1 Pollution -- 1 Pollutions -- 1 Polypropylene fibers -- 1 Polyvinyl chloride -- 1 Punching (Metalwork)-Design -- 1 Punching machinery-Design -- 1 Punification -- 1