• Effect of hemp fibre length on the properties of polypropylene compositesAlao, Percy Festus; Kallakas, Heikko; Poltimäe, Triinu; Kers, JaanAgronomy research2019 / p. 1517–1531 : ill https://doi.org/10.15159/AR.19.146 https://www.scopus.com/sourceid/21100201050 https://www.scopus.com/record/display.uri?eid=2-s2.0-85076191803&origin=inward&txGid=f745831a0b619902e4f8fb56b99628a2