is ▁Ab aba ▁University . ▁Add is ▁Ab aba . ▁ ▁Ab eb e ▁Geb re - T s ad ik . ▁ 1 9 8 5 . ▁" An ▁over view ▁of ▁the ▁morph ological ▁structure ▁of ▁Sid amo ▁ver bs ," ▁The ▁verb ▁morph oph on em ics ▁of ▁five ▁high land ▁east ▁C ush it ic ▁languages , ▁including ▁Bur ji . ▁Af rik an istische ▁Arbeit sp api ere ▁ 2 . ▁C ologne : ▁Institut ▁für ▁Af rik an istik . ▁ ▁P ages ▁ 6 4 – 8 1 . ▁ ▁An b essa ▁Te fer ra ▁( 1 9 8 4 ) ▁" S id amo ▁verb ▁morph ology ," ▁B . A . ▁th esis , ▁Add is ▁Ab aba ▁University . ▁Add is ▁Ab aba . ▁ ▁An b essa ▁Te fer ra . ▁▁ 2 0 0 0 . ▁ ▁" A ▁grammar ▁of ▁S ida ama ," ▁Doctor al ▁dis sert ation . ▁Jerusalem , ▁Israel : ▁The ▁Heb rew ▁University . ▁ ▁AN BE SS A ▁TE F ER RA , ▁S ida ama ▁( S ida am u ▁A foo ), ▁L anguages ▁of ▁the ▁World / Material s , ▁ 5 0 1 ▁( M ün chen : ▁LIN COM ▁GmbH , ▁ 2 0 1 4 ); ▁ 1 0 9 ▁pp . ▁ ▁Cer ul li , ▁En rico ▁( 1 9 3 8 ) ▁La ▁L ing ua ▁e ▁la ▁Storia ▁del ▁Sid amo ▁( St