| #611 | La Recherche. -- Paris : Société d'éditions scientifiques, 1970-. -- ISSN 0029-5671 print. -- ISSN 1625-9955 online |
| #612 | Reliability engineering. -- Barking : Applied Science Publishers, 1980-1987. -- ISSN 0143-8174 print. -- ISSN 1878-2809 online |
| #613 | Reliability engineering & systems safety. -- Barking : Elsevier Science, 1988-. -- ISSN 0951-8320 print. -- ISSN 1879-0836 online |
| #614 | Remeslo Umenie Dizajn. -- Bratislava : Ústredie ĺudovej umeleckej výroby, 2000-. -- ISSN 1335-5457 |
| #615 | Repertorium der technischen Journal-Literatur. -- Německo -Germany : Berlin : K. Heymanns, 1879-1909 |
| #616 | Report of materials science and technology. -- Tokyo : Waseda University, 1989-. -- ISSN 0916-6521 |
| #617 | Research and industry. -- New Delhi : Sales and Distribution Officer, Publications and Information Directorate, 1956-. -- ISSN 0034-513X |
| #618 | Research reports from the Netherlands : Newsletter for the media. -- Hague : Netherlands Organisation for Scientific Research, 1991-. -- ISSN 0927-880X |
| #619 | Research reports of the Faculty of Engineering Tokyo Denki University. -- Tokyo, 1979-2002. -- ISSN 0389-617X |
| #620 | Resources industry - quarry, mine and construction equipment with contracting and public works. -- Australia : Sydney : Petroleum Information Corp. Publ., 1981 Sydney : TecPress Publ, 1981-1982. -- ISSN 0729-736X |