Showing 21 - 40 of 59,391

01 natural sciences 10,801 0101 mathematics 8,650 0102 computer and information sciences 6,631 exact sciences and technology 4,708 sciences exactes et technologie 4,708 combinatorics 4,588 more ... mathematics 4,579 fos: mathematics 4,287 mathematics - combinatorics 4,203 graph theory 4,048 applied sciences 3,601 sciences appliquees 3,601 computer science 3,338 discrete mathematics and combinatorics 3,104 combinatorial optimization 3,004 combinatorics (math.co) 2,894 theoretical computer science 2,853 informatique 2,792 computational theory and mathematics 2,620 mathematiques 2,290 02 engineering and technology 2,235 automatique, recherche operationnelle 2,137 control theory, operational research 2,137 mathematics - number theory 2,121 number theory 2,118 operational research. management science 2,062 recherche operationnelle. gestion 2,062 operational research and scientific management 2,060 recherche operationnelle et modeles formalises de gestion 2,060 computer science; control theory; systems 1,897 less ...

elsevier bv 6,969 elsevier inc. 3,171 elsevier b.v. 2,237 academic press inc. 2,146 springer nature 2,125 elsevier 2,083 more ... ccsd 1,500 springer 1,448 ieee 1,044 academic press inc elsevier science 856 hal ccsd 720 wiley 567 american psychological association 530 taylor & francis ltd 511 escholarship, university of california 470 wiley-blackwell 446 elsevier science 358 de gruyter 343 springer berlin heidelberg 307 springer international publishing 288 american mathematical society 275 indonesian combinatorial society (inacombs); graph theory and applications (gta) research centre; university of newcastle, australia; institut teknologi bandung (itb), indonesia 232 academic press 229 springer us 229 cambridge university press 220 iop publishing 215 institute of electrical and electronics engineers 194 schloss dagstuhl - leibniz-zentrum fur informatik 185 american institute of physics 155 association for computing machinery 154 less ...

english 43,532 undetermined 6,619 unknown 1,689 french 440 russian 90 german 62 more ... spanish; castilian 58 portuguese 45 ukrainian 40 chinese 36 turkish 26 croatian 19 slovenian 17 italian 16 hungarian 14 japanese 14 greek 12 czech 9 lithuanian 9 catalan; valencian 7 serbian 7 spanish 7 greek, modern (1453-) 5 estonian 2 latin 2 ndonga 2 persian 2 afrikaans 1 basque 1 dutch; flemish 1 less ...

france 52 united states 48 germany 17 taiwan 16 china 12 spain 9 more ... greece 6 thailand 6 india 5 turkey 3 less ...

OpenAIRE 17,572 BASE 9,099 Academic Search Index 5,852 PASCAL Archive 4,734 ScienceDirect 4,019 Complementary Index 3,813 more ... arXiv 3,140 OAIster 2,958 Science Citation Index Expanded 1,327 Business Source Premier 1,122 GBV Online Contents 874 HAL 726 Springer Nature Journals 717 APA PsycArticles 666 Directory of Open Access Journals 363 Supplemental Index 346 OpenDissertations 276 wiso 218 MEDLINE 207 JSTOR Journals 204 RePEc 186 De Gruyter Brill Online 164 eScholarship 157 Education Research Complete 98 Gale eBooks 86 EconLit 82 APA PsycInfo 57 GOBI E-books 46 ACS Publications 39 Philosopher's Index with Full Text 36 less ...