| #5901 | Research in Agricultural Engineering. -- Prague : Czech Academy of Agricultural Sciences, 2000-. -- ISSN 1212-9151 |
| #5902 | Research information. -- Cambridge : Europa Science, 2005-. -- ISSN 1744-8026 |
| #5903 | Research policy : a journal devoted to research policy, research management and planning. -- Amsterdam : Elsevier Science, 1971-. -- ISSN 0048-7333 print. -- ISSN 1873-7625 online |
| #5904 | Research reports from the Netherlands : Newsletter for the media. -- Hague : Netherlands Organisation for Scientific Research, 1991-. -- ISSN 0927-880X |
| #5905 | Research technology management. -- Washington : Industrial Research Institute, 1988-. -- ISSN 0895-6308 print. -- ISSN 1930-0166 online |
| #5906 | Resource and energy economics. -- Amsterdam : Elsevier Science, 1993-. -- ISSN 0928-7655 |
| #5907 | Resource recovery and conservation. -- Amsterdam : Elsevier, 1975-1980. -- ISSN 0304-3967 print. -- ISSN 1878-2779 online |
| #5908 | Resources and conservation. -- Amsterdam : Elsevier, 1981-1987. -- ISSN 0166-3097 |
| #5909 | Resources and energy. -- Amsterdam : North-Holland, 1978-1992. -- ISSN 0165-0572 print. -- ISSN 1878-4054 online |
| #5910 | Resources, conservation and recycling. -- Amsterdam : Elsevier, 1988-. -- ISSN 0921-3449 print. -- ISSN 1879-0658 online |