yılbaş, B. s. Et Al. 1987. Study Into Laser Spot Welding of Sheat Metals at Subatmospheric Pressures of Air. The Institute of Metals Materials’xx87 , (Londrina, Brazil).

yılbaş, B. s., KAHRAMAN, N., & ÇINAR, G., (1987). Study Into Laser Spot Welding of Sheat Metals at Subatmospheric Pressures of Air . The Institute of Metals Materials’xx87, Londrina, Brazil

yılbaş, Bekir, NAFİZ KAHRAMAN, And GÜRSEL ÇINAR. "Study Into Laser Spot Welding of Sheat Metals at Subatmospheric Pressures of Air," The Institute of Metals Materials’xx87, Londrina, Brazil, 1987

yılbaş, Bekir s. Et Al. "Study Into Laser Spot Welding of Sheat Metals at Subatmospheric Pressures of Air." The Institute of Metals Materials’xx87 , Londrina, Brazil, 1987

yılbaş, B. s. KAHRAMAN, N. And ÇINAR, G. (1987) . "Study Into Laser Spot Welding of Sheat Metals at Subatmospheric Pressures of Air." The Institute of Metals Materials’xx87 , Londrina, Brazil.

@conferencepaper{conferencepaper, author={Bekir sami yılbaş Et Al. }, title={Study Into Laser Spot Welding of Sheat Metals at Subatmospheric Pressures of Air}, congress name={The Institute of Metals Materials’xx87}, city={Londrina}, country={Brazil}, year={1987}}