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Clasificarea Zecimală Universală
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Nr.
AutoriiORCiDSCOPUS IDWoS IDPaginiCZU
1
39,
40,
40,
41
2
3
63,
64
4
5
6
7
8
9
10
11
12
13
14
15
16
17
49,
49,
72,
71,
73
18
19
69,
70,
77
20
21
22
50,
50,
58,
59,
61
23
24
69,
70
25
44,
44,
43,
45
26
27
28
29
30
31
74,
73
32
65,
68
33
34
87,
87
35
76,
92
36
37
38
39
40
85,
90
41
42
43
44
63,
64
45
46
63,
64
47
48
49
50
51
68,
78,
78
52
53
52,
52,
53,
53
54
55
56
57
58
50,
50,
61
59
60
61
62
54,
54,
73
63
54,
54,
73
64
65
66
67
68
85,
90
69
70
65,
65,
70,
82,
87,
90,
91,
93
71
72
69,
70
73
74
46,
49
75
76
65,
68
77
78
50,
50,
58,
59,
61
79
80
65,
87,
89
81
82
83
84
65,
68
85
86
45,
46
87
50,
50,
58,
59,
60,
61,
61,
61
88
65,
90,
91
89
90
91
92
93
63,
64
94
95
96
90,
91
97
98
99
100
101
102
103
104
105
106
107
108
55,
55
109
55,
55
110
111
112
50,
50,
58,
59,
60
113
114
115
116
117
118
74,
94
119
42,
42
120
121
122
50,
50,
61
123
124
65,
87,
90,
91,
93
125
65,
70,
82,
87,
90,
91
126
72,
71
127
128
129
88,
89
130
131
83,
88,
88,
89
132
133
134
135
50,
50,
60
136
137
138
139
65,
68
140
54,
54
141
43,
43
142
143
144
145
146
51,
51
147
148
149
91,
92
150
151
152
62,
82
153
154
0,
96
155
78,
85
156
157
90,
91
158
68,
74,
78,
78,
81,
82,
81
159
160
75,
93
161
162
163
164
165
166
167
168
169
170
56,
56
171
172
54,
54,
73
173
174
69,
70
175
176
56,
57,
57,
57,
58,
58
177
64,
82
178
179
180
59,
59,
60,
60
181
182
183
184
185
186
187
54,
54
188
63,
64
189
90,
91
190
191
192