IxTheo Classification
CE Christian art
KBB German language area
1,290 results
KDB Roman Catholic Church
976 results
KAH Church history 1648-1913; modern history
849 results
KBJ Italy
678 results
CB Christian life; spirituality
596 results
KAJ Church history 1914-; recent history
519 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
501 results
CD Christianity and Culture
496 results
KCA Monasticism; religious orders
489 results
KAB Church history 30-500; early Christianity
481 results
RC Liturgy
431 results
KAE Church history 900-1300; high Middle Ages
383 results
KAF Church history 1300-1500; late Middle Ages
358 results
KDD Protestant Church
343 results
HC New Testament
330 results
HH Archaeology
326 results
NBF Christology
310 results
KCD Hagiography; saints
306 results
KBL Near East and North Africa
305 results
KBH Iberian Peninsula
288 results
KAC Church history 500-1500; Middle Ages
262 results
HB Old Testament
239 results
RF Christian education; catechetics
237 results
KAD Church history 500-900; early Middle Ages
228 results
KDF Orthodox Church
223 results
NBJ Mariology
194 results
NBC Doctrine of God
170 results
HA Bible
165 results
KBK Europe (East)
162 results
KBG France
152 results
RB Church office; congregation
141 results
KBD Benelux countries
138 results
CG Christianity and Politics
111 results
KBF British Isles
109 results
KBQ North America
94 results
NBQ Eschatology
91 results
KAA Church history
88 results
KBM Asia
82 results
NBP Sacramentology; sacraments
81 results
CC Christianity and Non-Christian religion; Inter-religious relations
80 results
CH Christianity and Society
68 results
NBE Anthropology
68 results
AG Religious life; material religion
67 results
KDG Free church
67 results
BH Judaism
65 results
RH Evangelization; Christian media
64 results
KBE Northern Europe; Scandinavia
58 results
AD Sociology of religion; religious policy
55 results
NBK Soteriology
54 results
KBC Switzerland
51 results
NBH Angelology; demonology
47 results
KBR Latin America
46 results
RD Hymnology
42 results
SA Church law; state-church law
41 results
FD Contextual theology
39 results
KCB Papacy
39 results
BJ Islam
37 results
KDE Anglican Church
37 results
SB Catholic Church law
37 results
RJ Mission; missiology
32 results
KBN Sub-Saharan Africa
31 results
KDJ Ecumenism
30 results
NAA Systematic theology
29 results
RG Pastoral care
29 results
NCC Social ethics
28 results
RE Homiletics
28 results
AA Study of religion
27 results
ZG Media studies; Digital media; Communication studies
27 results
AB Philosophy of religion; criticism of religion; atheism
26 results
NBD Doctrine of Creation
26 results
NBN Ecclesiology
25 results
BE Greco-Roman religions
24 results
KCC Councils
24 results
AZ New religious movements
22 results
KBA Western Europe
21 results
VA Philosophy
21 results
BC Ancient Orient; religion
20 results
CF Christianity and Science
20 results
RA Practical theology
19 results
NBG Pneumatology; Holy Spirit
18 results
NCF Sexual ethics
18 results
KBS Australia; Oceania
17 results
FA Theology
16 results
HD Early Judaism
14 results
TE Middle Ages
14 results
AX Inter-religious relations
13 results
TB Antiquity
13 results
TK Recent history
13 results
NBM Doctrine of Justification
12 results
NBB Doctrine of Revelation
11 results
ZA Social sciences
11 results
AE Psychology of religion
10 results
CA Christianity
10 results
BL Buddhism
9 results
KDH Christian sects
9 results
NCA Ethics
9 results
RK Charity work
9 results
ZF Education
9 results
AF Geography of religion
8 results
TJ Modern history
8 results
BK Hinduism, Jainism, Sikhism
7 results
ZB Sociology
7 results
ZD Psychology
7 results
NAB Fundamental theology
6 results
NCB Personal ethics
6 results
NCG Environmental ethics; Creation ethics
6 results
BF Gnosticism
5 results
NCD Political ethics
4 results
FB Theological education
3 results
KDA Church denominations
3 results
NBA Dogmatics
3 results
TD Late Antiquity
3 results
XA Law
3 results
BD Ancient European religions
2 results
BG World religions
2 results
BN Shinto
2 results
TA History
2 results
TG High Middle Ages
2 results
TH Late Middle Ages
2 results
VB Hermeneutics; Philosophy
2 results
ZC Politics in general
2 results
AH Religious education
1 results
KDC Old Catholic Church
1 results
NCE Business ethics
1 results
NCH Medical ethics
1 results
SC Church law; Anglican Church
1 results
TC Pre-Christian history ; Ancient Near East
1 results
TF Early Middle Ages
1 results