| #5881 | Recycling/reclamation digest. -- Materials Park : ASM International, 1991-. -- ISSN 1063-3251 |
| #5882 | REFA-Nachrichten. -- Darmstadt : REFA Bundesverband, 1948-2007. -- ISSN 0033-6874 |
| #5883 | Refractories worldforum : manufacturing & performance of high-temperature materials. -- Baden-Baden : Göller Verlag, 2009-. -- ISSN 1868-2405 |
| #5884 | Refrigeration and air conditioning. -- Croydon : Emap Maclaren, 1988-1990. -- ISSN 0958-3998 |
| #5885 | Refrigeration and air conditioning. -- Croydon : Emap Maclaren, 1970-1981. -- ISSN 0026-8364 |
| #5886 | Reinforced plastics. -- Oxford : Elsevier Science, 1956-. -- ISSN 0034-3617 print. -- ISSN 1873-1694 online |
| #5887 | Rekonstrukce památek : časopis pro stavební obnovu. -- Praha : Společnost pro dějiny věd a techniky, 1992-1995. -- ISSN 1210-5414 |
| #5888 | Reliability engineering & systems safety. -- Barking : Elsevier Science, 1988-. -- ISSN 0951-8320 print. -- ISSN 1879-0836 online |
| #5889 | Reliant Logistic News. -- Praha : Reliant, 2007-. -- ISSN 1802-3746 |
| #5890 | Renewable energy. -- Oxford : Pergamon, 1991-. -- ISSN 0960-1481 print. -- ISSN 1879-0682 online |