TY  - GEN
DA  - 1980
LA  - eng
PY  - 1980
SN  - 0931-6558
TI  - On income tax functions
UR  - https://nbn-resolving.org/urn:nbn:de:0070-pub-29096744
Y2  - 2026-04-07T14:54:52
ER  -