| #241 | Preprints : American Chemical Society. Division of Petroleum Chemistry. -- : American Chemical Society, 1956-2005. -- ISSN 0569-3799 |
| #242 | Preprints of papers : American Chemical Society. Division of Fuel Chemistry. -- Washington : American Chemical Society. -- ISSN 0569-3772 |
| #243 | Preprints of papers - American Chemical Society, Division of Fuel Chemistry. -- Washington : American Chemical Society. -- ISSN 0569-3772 |
| #244 | Proceedings of the Combustion Institute. -- Pittsburgh : The Institute, 2000-. -- ISSN 1540-7489 print. -- ISSN 1873-2704 online |
| #245 | Process. -- Würzburg : Vogel Industrie Medien, 1994-. -- ISSN 0946-2856 |
| #246 | Process biochemistry. -- Barking : Elsevier, 1991-. -- ISSN 1359-5113 |
| #247 | Process engineering. -- London : Morgan-Grampian, 1972-. -- ISSN 0370-1859 |
| #248 | Process safety and environmental protection. -- Rugby : The Institution of Chemical Engineers, 1990-. -- ISSN 0957-5820 print. -- ISSN 1744-3598 online |
| #249 | Process worldwide : Chemical and pharmaceutical engineering. -- Wuerzburg : Vogel Industrie Medien, 2001-. -- ISSN 1619-9073 |
| #250 | Profi Ceresit. -- Praha : Henkel ČR |