- Properties of retted hemp fibres for reinforcement of compositesMarrot, Laetitia; Alao, Percy Festus; Kallakas, Heikko; Poltimäe, Triinu; Kers, Jaan; Mikli, Valdek; Mere, ArvoGSFMT Scientific Conference 2020 : Tallinn, February 4-5, 2020 : abstracts2020 / p. 13 : ill http://fmtdk.ut.ee/wp-content/uploads/2020/01/GSFMT2020.pdf