Write a paper on the use of timber as construction material under economic, technical and ecological considerations. GUIDELINES o Language: English o Style: Research proposal, please base your work on an appropriate number of scientific sources and include a bibliography o Quoting style: your choice, please use one quoting style consistently ( your choice of citation style ) o Font: Times New Roman o Font Size: 12 o Word count: max. 2000 words (Declaration of authorship not considered) o Margins: 2 cm o Line spacing: 1.5 P.S.: I will include cover page on my own. Thnak you in advance and good luck!