620 - Engineering & allied operations 3,861 600 - Technology 2,773 900 - History & geography 1,809 700 - The arts; fine & decorative arts 1,289 333 - Economics of land & energy 1,072 363 - Other social problems & services 747 more ... 000 - Computer science, information & general works 639 380 - Commerce, communications & transportation 490 330 - Economics 458 610 - Medicine & health 442 630 - Agriculture & related technologies 405 580 - Plants (Botany) 341 540 - Chemistry & allied sciences 260 140 - Specific philosophical schools 243 576 - Genetics & evolution 205 500 - Natural sciences & mathematics 189 551 - Geology, hydrology & meteorology 166 320 - Political science 149 720 - Architecture 139 370 - Education 112 414 - Phonology & phonetics 107 340 - Law 105 530 - Physics 90 581 - Specific topics in natural history 86 800 - Literature & rhetoric 74 300 - Social sciences 72 400 - Language 65 658 - General management 65 100 - Philosophy & psychology 56 304 - Factors affecting social behavior 42 170 - Ethics 32 410 - Linguistics 27 612 - Human physiology 22 780 - Music 19 301 - Sociology & anthropology 17 361 - Social problems & social welfare in general 17 615 - Pharmacology & therapeutics 13 657 - Accounting 12 200 - Religion 11 770 - Photography, photographs & computer art 11 550 - Earth sciences 9 120 - Epistemology, causation & humankind 6 590 - Animals (Zoology) 6 360 - Social problems & services; associations 5 364 - Criminology 5 297 - Islam, Babism & Bahai Faith 4 350 - Public administration & military science 4 791 - Public performances 4 160 - Logic 3 336 - Public finance 2 520 - Astronomy & allied sciences 2 650 - Management & auxiliary services 2 398 - Folklore 1 920 - Biography, genealogy & insignia 1 see all ... less ...

English 3,613 Portuguese 17 Spanish 16 Italian 12 No linguistic content 5 Norwegian 2 more ... Finnish 1 Japanese 1 Slovenian 1 Turkish 1 see all ... less ...

Directory of Open Access Books

Vermesan, Ovidiu 9 Hernández-Callejo, Luis 7 Sultan, Muhammad 7 Afonso, Alexandre M. 6 Baños Navarro, Raúl 6 Hoff, Inge 6 more ... Lazinica, Aleksandar 6 Lytras, Miltiadis 6 Montoya, Francisco G. 6 Tsvetkov, Pavel 6 Volosencu, Constantin 6 Zavadskas, Edmundas Kazimieras 6 Bedon, Chiara 5 Blasco Sánchez, María Del Carmen 5 Cano Hurtado, Juan Jaime 5 Carbone, Giuseppe 5 Ceccarelli, Marco 5 Ferrás, Luís L. 5 Garrote, Luis 5 Gascón Hernández, Ana Mª 5 Martínez Pérez, Francisco Juan 5 Nesmachnow, Sergio 5 Pantelakis, Spiros 5 Schabowicz, Krzysztof 5 Xiao, Yue 5 Antonios Tsourdos 4 Antuchevi?ien?, Jurgita 4 Bartoszewicz, Andrzej 4 Beltran-Carbajal, Francisco 4 Borge Diez, David 4 Camacho, Ana M. 4 Chen, Wei-Hsin 4 Chen, Wenxue 4 Colmenar Santos, Antonio 4 Dong, Longjun 4 Faroughi, Salah Aldin 4 Felipe Gonzalez Toro 4 Fuentes, Sigfredo 4 Gasparetto, Alessandro 4 Gunduz, Mehmet 4 Hemeda, Sayed 4 Izuru Takewaki 4 Kim, DaeEun 4 Królczyk, Grzegorz 4 Kuriqi, Alban 4 Lai, Chun Sing 4 Leonowicz, Zbigniew 4 Meen, Teen-­Hang 4 Pinto Fernandes, Célio 4 Rosales Asensio, Enrique 4 Rubio, Eva M. 4 Shamshiri, Redmond R. 4 Silva, Francisco J. G. 4 Strohmayer, Andreas 4 Tosun, Hasan 4 Zhao, Wenbing 4 Zhao, Yanlin 4 de Brito, Jorge 4 Abd-Alhameed, Raed A 3 Ahamed, Md Shamim 3 Ahsan, Amimul 3 Aldás Carrasco, Miguel Fernando 3 Amaratunga, Dilanthi 3 Amirkhanian, Serji 3 Armaghani, Danial Jahed 3 Aronov, Boris S. 3 Assaf, Jean-Claude 3 Baier, Christoph 3 Baptista, Paula 3 Baveye, Philippe C. 3 Bedia, Jorge 3 Belver, Carolina 3 Benner, Peter 3 Beyerer, Jürgen 3 Bonenberg, Wojciech 3 Boschetti, Giovanni 3 Brdjanovic, Damir 3 Bruno, Giovanni 3 Bustillo-Lecompte, Ciro 3 Caponetto, Rosa Giuseppina 3 Carillo, Petronia 3 Chan, Albert P. C. 3 Chui, Kwok Tai 3 Cocco, Luigi 3 Corchado, Juan M. 3 Danti, Serena 3 De Domenico, Dario 3 Dehn, Frank 3 Di Schino, Andrea 3 Eberli, Daniel 3 Ebrahimi, Farzad 3 El-Shahat, Adel 3 Ferri, José Miguel 3 Fombuena Borràs, Vicent 3 Friess, Peter 3 Fu, Guangtao 3 Gallardo Saavedra, Sara 3 Gonzalez-Aguilera, Diego 3 González Lezcano, Roberto Alonso 3 Grivet-Talocia, Stefano 3 see all ... less ...

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