| #921 | Reliant Logistic News. -- Praha : Reliant, 2007-. -- ISSN 1802-3746 |
| #922 | Report of materials science and technology. -- Tokyo : Waseda University, 1989-. -- ISSN 0916-6521 |
| #923 | Reports of the Research Institute for Strenght and Fracture of Materials, Tohoku University. -- Japonsko : Sendai : Institute for Strength and Fracture of Materials, Tohoku University,, 1965-1986. -- ISSN 0563-6590 |
| #924 | Requirements engineering. -- London : Springer-Verlag London, 1996-. -- ISSN 0947-3602 print. -- ISSN 1432-010X online |
| #925 | Research in engineering design. -- London : Springer-Verlag London, 1989-. -- ISSN 0934-9839 print. -- ISSN 1435-6066 online |
| #926 | Research reports of the Faculty of Engineering Tokyo Denki University. -- Tokyo, 1979-2002. -- ISSN 0389-617X |
| #927 | Revista IEEE América Latina. -- New York : Institute of Electrical and Electronics Engineers, 2003-. -- ISSN 1548-0992 |
| #928 | Revue roumaine des sciences techniques, de mécanique appliqueé. -- Bucarest : Editura Academiei Romane, 1964-. -- ISSN 0035-4074 |
| #929 | Revue universelle des mines, de la métallurgie, de la mécanique, des travaux publics, des asciences et des arts appliqués a l'industrie. -- France - Francie : Paris ; Liége : Institut National de ľ10Industrie Charbonniere, 1857-1973. -- ISSN 0035-4341 |
| #930 | Robot revue. -- Praha : RCR, 2009-2011. -- ISSN 1804-056X |