Ramiro Barrenchea Z. has written:
'La roja espiga'
Z. Hejda has written: 'Preklady'
Z. Wohl has written: 'Darkness'
Z. Chulanova has written: 'SShA'
Z. Chirkova has written: 'Mechta i beton'
Z. Bobrovskaia has written: 'Ivan Babuchkin'
Z. Kalista has written: 'Svetla tvari'
Z. I. Kertesz has written: 'The pectic substances'
Z. Kopal has written: 'Numerical analysis'
Z A. Tofayell has written: 'Mujib and Bangladesh revolution'
Gloria Z. Lasam has written: 'Philippines'
G.D Z. has written: 'Celinda e Daliso'
H. Z Motuku has written: 'Dithomo'