| #1841 | Eco-structure : a magazine of the American Institute of Architects. -- Washington : Hanley Wood, 2003-2013. -- ISSN 1556-3596 |
| #1842 | Ecohydrology. -- Chichester : Wiley, 2008-. -- ISSN 1936-0584 print. -- ISSN 1936-0592 online |
| #1843 | Ecological applications. -- Washington, DC : Ecological Society of America, 1991-. -- ISSN 1051-0761 |
| #1844 | Ecological engineering. -- Amsterdam : Elsevier, 1992-. -- ISSN 0925-8574 print. -- ISSN 1872-6992 online |
| #1845 | Ecological modelling : International journal on ecological modelling and engineering and systems ecology. -- Amsterdam : Elsevier Science, 1975-. -- ISSN 0304-3800 print. -- ISSN 1872-7026 online |
| #1846 | Ecologist. -- Wadebridge, Cornwall : Ecosystems, 1979-2009. -- ISSN 0261-3131 |
| #1847 | Ecology. -- Washington : Ecological Society of America, 1920-. -- ISSN 0012-9658 print. -- ISSN 1939-9170 online |
| #1848 | Economic bulletin for Europe. -- Geneva : United Nations, Economic Commission for Europe, 1949-1998. -- ISSN 0041-638X |
| #1849 | Economic digest. -- Česká republika : Praha : Chamber de Commerce et d'Industrie Tchécoslovaque, 1976-1991. -- ISSN 0045-9461 |
| #1850 | Economic Digest. -- Prague : Czech Chamber of Commerce and Industry, 1964-1995. -- ISSN 0862-2671 |