R. Ya Stalbov has written:
'Uluchshenie sklonovykh zemel' Nechernozem'ya'
R. Ya Pyrih has written: 'Zhyttia Mykhaila Hrushevs'koho'
S. R Machaka has written: 'Mehlodi ya polelo' -- subject(s): African poetry
E. R. B. Rasengane has written: 'Mitlhokovetselo ya Xitsonga' -- subject(s): Tsonga poetry
P. R. R. has written: 'The swastika'
Carlos R. Medina has written: 'Toward understanding bu'gan ya wi'gan ad chu-li'gan' -- subject(s): Folklore, Ifugao (Philippine people), Tales 'Six Ifugao Abuwab tales'
R. R. Borade has written: 'Rikta-atirikta'
R. R. Lutz has written: 'The metal trades'
R. R. McLone has written: 'The training of mathematicians'
R. R. ABIDIN has written: 'Parenting skills'
R. R. Furness has written: 'Soils of Cheshire'
R. Ollard has written: 'Pepys'
R. Mepisashvili has written: 'Gelati'