B. Z Richardson has written: 'Test of methods for amending and seeding spoils at the Blackbird Mine' 'Changes in sodium adsorption ratios following revegetation of coal mine spoils in southeastern Montana' 'Viability of seed produced on highly sodic coal mine spoils'
Z. Wohl has written: 'Darkness'
Z. Chulanova has written: 'SShA'
Z. Hejda has written: 'Preklady'
Z. Bobrovskaia has written: 'Ivan Babuchkin'
Z. Kalista has written: 'Svetla tvari'
Z. Kopal has written: 'Numerical analysis'
Z. I. Kertesz has written: 'The pectic substances'
Z. Chirkova has written: 'Mechta i beton'
Gloria Z. Lasam has written: 'Philippines'
A. Z. . Keller has written: 'The need for reliability training'
Z A. Tofayell has written: 'Mujib and Bangladesh revolution'