IxTheo Classification
[Unassigned]
3,231,875 results
HC New Testament
106,538 results
HB Old Testament
104,393 results
KDB Roman Catholic Church
79,460 results
SB Catholic Church law
74,793 results
KAJ Church history 1914-; recent history
52,901 results
HA Bible
40,246 results
KDD Protestant Church
39,208 results
KBB German language area
38,570 results
CB Christian life; spirituality
35,896 results
KAH Church history 1648-1913; modern history
29,016 results
RB Church office; congregation
28,575 results
KAB Church history 30-500; early Christianity
26,724 results
CD Christianity and Culture
24,958 results
NBE Anthropology
23,883 results
SA Church law; state-church law
23,779 results
VA Philosophy
23,006 results
HH Archaeology
22,665 results
RC Liturgy
22,291 results
KCA Monasticism; religious orders
21,769 results
RF Christian education; catechetics
20,098 results
AD Sociology of religion; religious policy
20,011 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
18,589 results
NBC Doctrine of God
18,176 results
HD Early Judaism
17,699 results
BH Judaism
17,697 results
RJ Mission; missiology
17,273 results
CG Christianity and Politics
17,272 results
NCC Social ethics
16,257 results
CH Christianity and Society
15,903 results
CC Christianity and Non-Christian religion; Inter-religious relations
15,696 results
KBQ North America
15,498 results
KDJ Ecumenism
15,492 results
NCA Ethics
13,894 results
NBF Christology
13,064 results
RG Pastoral care
12,913 results
TC Pre-Christian history ; Ancient Near East
12,564 results
BJ Islam
12,513 results
KAE Church history 900-1300; high Middle Ages
12,486 results
NBP Sacramentology; sacraments
12,271 results
KDG Free church
12,161 results
FD Contextual theology
11,406 results
KBJ Italy
10,619 results
NCF Sexual ethics
10,539 results
AB Philosophy of religion; criticism of religion; atheism
10,279 results
RE Homiletics
10,191 results
NBN Ecclesiology
10,101 results
KBM Asia
9,913 results
KBK Europe (East)
9,829 results
XA Law
9,390 results
NCG Environmental ethics; Creation ethics
9,270 results
AG Religious life; material religion
9,218 results
KBL Near East and North Africa
9,004 results
AA Study of religion
8,909 results
KBN Sub-Saharan Africa
8,870 results
NCD Political ethics
8,850 results
ZB Sociology
8,839 results
CF Christianity and Science
8,550 results
BC Ancient Orient; religion
8,543 results
TK Recent history
8,333 results
KDF Orthodox Church
8,268 results
FA Theology
8,106 results
KCD Hagiography; saints
7,887 results
ZD Psychology
7,763 results
NBK Soteriology
7,577 results
NCE Business ethics
7,175 results
KBR Latin America
7,047 results
CE Christian art
7,029 results
KBF British Isles
7,028 results
KBG France
6,978 results
NBQ Eschatology
6,738 results
NAA Systematic theology
6,718 results
RK Charity work
6,713 results
KBH Iberian Peninsula
6,432 results
RH Evangelization; Christian media
6,345 results
KAA Church history
6,235 results
FB Theological education
6,193 results
KCB Papacy
6,106 results
KDE Anglican Church
6,079 results
KAF Church history 1300-1500; late Middle Ages
6,052 results
NBD Doctrine of Creation
6,024 results
ZF Education
5,954 results
RA Practical theology
5,611 results
RD Hymnology
5,607 results
KCC Councils
5,601 results
AX Inter-religious relations
5,458 results
AZ New religious movements
5,199 results
AE Psychology of religion
5,177 results
TB Antiquity
5,128 results
ZC Politics in general
5,058 results
KAC Church history 500-1500; Middle Ages
4,800 results
KBD Benelux countries
4,667 results
KAD Church history 500-900; early Middle Ages
4,409 results
CA Christianity
4,133 results
NBG Pneumatology; Holy Spirit
4,014 results
NBJ Mariology
3,991 results
BL Buddhism
3,711 results
ZG Media studies; Digital media; Communication studies
3,664 results
VB Hermeneutics; Philosophy
3,652 results
NBA Dogmatics
3,469 results
NAB Fundamental theology
3,366 results
NCB Personal ethics
3,356 results
BE Greco-Roman religions
3,337 results
NBB Doctrine of Revelation
3,274 results
KBC Switzerland
3,199 results
KBE Northern Europe; Scandinavia
3,163 results
NCH Medical ethics
3,129 results
TJ Modern history
3,116 results
SD Church law; Protestant Church
3,011 results
BK Hinduism, Jainism, Sikhism
2,905 results
KBA Western Europe
2,875 results
BF Gnosticism
2,773 results
TE Middle Ages
2,551 results
NBM Doctrine of Justification
2,479 results
TA History
1,902 results
KBS Australia; Oceania
1,788 results
ZA Social sciences
1,778 results
AH Religious education
1,714 results
KDH Christian sects
1,548 results
BB Indigenous religions
1,501 results
NBH Angelology; demonology
1,486 results
NCJ Ethics of science
1,231 results
KDA Church denominations
1,220 results
AF Geography of religion
1,153 results
BM Chinese universism; Confucianism; Taoism
955 results
SE Church law; Orthodox Church
943 results
NBL Doctrine of Predestination
760 results
BG World religions
714 results
TD Late Antiquity
590 results
TG High Middle Ages
568 results
KDC Old Catholic Church
445 results
KBP America
405 results
TH Late Middle Ages
345 results
SC Church law; Anglican Church
326 results
BD Ancient European religions
311 results
TF Early Middle Ages
292 results
BS Traditional African religions
289 results
BN Shinto
246 results
BR Ancient religions of the Americas
203 results
BT Religions of Oceania
28 results