ÇALIŞKAN, E. Et Al. 2005. An Investigation On The Time Study And Productivitiy of Koller K300 Mobile Yarder In Turkey. Ecological, Ergonomic and Economical Optimisation of Forest Utilization in Sustainable Forest Management konferans , (Krakow, Poland), 409-415.

ÇALIŞKAN, E., Çağlar, S., & ACAR, H. H., (2005). An Investigation On The Time Study And Productivitiy of Koller K300 Mobile Yarder In Turkey . Ecological, Ergonomic and Economical Optimisation of Forest Utilization in Sustainable Forest Management konferans (pp.409-415). Krakow, Poland

ÇALIŞKAN, ERHAN, Sadık Çağlar, And HAFİZ HULUSİ ACAR. "An Investigation On The Time Study And Productivitiy of Koller K300 Mobile Yarder In Turkey," Ecological, Ergonomic and Economical Optimisation of Forest Utilization in Sustainable Forest Management konferans, Krakow, Poland, 2005

ÇALIŞKAN, ERHAN Et Al. "An Investigation On The Time Study And Productivitiy of Koller K300 Mobile Yarder In Turkey." Ecological, Ergonomic and Economical Optimisation of Forest Utilization in Sustainable Forest Management konferans , Krakow, Poland, pp.409-415, 2005

ÇALIŞKAN, E. Çağlar, S. And ACAR, H. H. (2005) . "An Investigation On The Time Study And Productivitiy of Koller K300 Mobile Yarder In Turkey." Ecological, Ergonomic and Economical Optimisation of Forest Utilization in Sustainable Forest Management konferans , Krakow, Poland, pp.409-415.

@conferencepaper{conferencepaper, author={ERHAN ÇALIŞKAN Et Al. }, title={An Investigation On The Time Study And Productivitiy of Koller K300 Mobile Yarder In Turkey}, congress name={Ecological, Ergonomic and Economical Optimisation of Forest Utilization in Sustainable Forest Management konferans}, city={Krakow}, country={Poland}, year={2005}, pages={409-415} }