333 - Economics of land & energy 540 - Chemistry & allied sciences 24 600 - Technology 620 - Engineering & allied operations 24 700 - The arts; fine & decorative arts 9 363 - Other social problems & services 8 more ... 500 - Natural sciences & mathematics 5 330 - Economics 4 580 - Plants (Botany) 4 630 - Agriculture & related technologies 4 000 - Computer science, information & general works 3 530 - Physics 3 610 - Medicine & health 3 300 - Social sciences 2 370 - Education 2 380 - Commerce, communications & transportation 2 551 - Geology, hydrology & meteorology 2 576 - Genetics & evolution 2 581 - Specific topics in natural history 2 900 - History & geography 2 100 - Philosophy & psychology 1 140 - Specific philosophical schools 1 301 - Sociology & anthropology 1 320 - Political science 1 340 - Law 1 720 - Architecture 1 800 - Literature & rhetoric 1 see all ... less ...

English 23

Directory of Open Access Books 24

An Stepec, Biwen Annie 1 Blinov, Andrei 1 Chaves, Igor 1 Chemmangattuvalappil, Nishanth G. 1 Chen, Jian 1 Comesaña-Gándara, Bibiana 1 more ... Cretin, Marc 1 Dou, Renqin 1 Duan, Xiaoming 1 Georgantzinos, Stelios K. 1 Gökce, Bilal 1 Hadjibiros, Kimon 1 Isherwood, Patrick 1 Jin, Xiaoke 1 Jägle, Eric 1 Krzywanski, Jaroslaw 1 Lasseuguette, Elsa 1 Li, Linjun 1 Liu, Wenbin 1 Macary, Francis 1 Maniukiewicz, Waldemar 1 Martino, Marco 1 Memon, Hafeezullah 1 Meng, Fanjiang 1 Moalosi, Richie 1 Naito, Toshio 1 Ng, Denny K. S. 1 Nilsson, Kerstin 1 Park, Choon-Sang 1 Qiao, Yanxin 1 Refait, Philippe 1 Ruocco, Concetta 1 Santos, Paulo 1 Schmid, Manfred 1 Shah, Yatish T. 1 Skoczylas, Norbert 1 Skovhus, Torben Lund 1 Sosnowski, Marcin 1 Sufiiarov, Vadim 1 Sung, Kyungeun 1 Tang, Zhenghua 1 Tian, Wei 1 Tingry, Sophie 1 Wang, Yuxin 1 Williamson, Sheldon 1 Wunch, Kenneth 1 Yang, Xiaotao 1 Zhu, Chengyan 1 see all ... less ...

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