| #6511 | Report of the United States Geological Survey of the Territories. -- Spojené státy americké - United States : Washington : Department of the Interior, 1874-1884 |
| #6512 | Report to shareholders and society. -- Belgie - Belgium : Umicore (firma : Brusel, Belgie), 2005-2007 |
| #6513 | Reporter : international. -- Buchs : Sigma-Aldrich, 2000- |
| #6514 | Reporter for Europe. -- Bellefonte : Supelco |
| #6515 | Reports of Research Institute for Applied Mechanics. -- Fukuoka : Research Institute for Applied Mechanics, 1972-1998. -- ISSN 0023-6195 |
| #6516 | Reports of the Faculty of Science Kagoshima University. -- Kagoshima : Kagoshima University, 1969-1996. -- ISSN 0385-4019 |
| #6517 | Reports of the Institute of Fluid Science, Tohoku University. -- Sendai : Tohoku University, 1990-. -- ISSN 0916-2879 |
| #6518 | Reports of the Institute of High Speed Mechanics, Tohoku University. Series B, Technology. -- Japonsko : Tohoku Daigaku Kenkyujo hokoku. Kogaku - Soku-Ken, 1951-1989. -- ISSN 0370-5315 |
| #6519 | Reports of the Institute of Physical and Chemical Research. -- : Institute of Physical and Chemical Research, 1958-. -- ISSN 0020-3084 |
| #6520 | 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 |