2
by P. R.
Published 1845
S. Clarke

6
by Davies, P R
Published 2007
Royal Society of Chemistry

7
by Halmos, P. R.
Published 1974
Springer New York

8
by Halmos, P.R.
Published 1982
Springer New York

9
by Halmos, P.R.
Published 1974
Springer New York

10
by Ashurst, P. R.
Published 1991
Springer US

11
by Halmos, P.R.
Published 1958
Springer New York

12
by Whitely, P. R.
Published 1971
Springer US

13
by Halmos, P.R.
Published 1985
Springer New York

15
by Wouves, P. R.
Published 1797
De l'imprimerie de Benjamin Franklin Bache, no. 112, rue de Marche/a1

16
by Burch, P.R.
Published 1976
Springer Netherlands

17
by D. P. R.
Published 1813
s.n

18
by Marchand, P. R.
Published 1845
Librairie de Guillaumin

20
by Gerke, P.R.
Published 1982
Springer Berlin Heidelberg