%0 Journal Article %A Abdul Halim Harrath %A Saleh Alwasel %A Fathia Zghal %A Saïda Tekaya %T Ultrastructure of spermatogenesis and mature spermatozoon of the freshwater planarian Schmidtea mediterranea (Platyhelminthes, Paludicola) %J Comptes Rendus. Biologies %D 2012 %P 87-95 %V 335 %N 2 %I Elsevier %R 10.1016/j.crvi.2011.11.005 %G en %F CRBIOL_2012__335_2_87_0