TY  - JOUR
UR  - https://doi.org/10.1515/thli.1975.2.1-3.45
TI  - OPTIONAL RULES AND INCLUSION RELATIONS
T3  - Theoretical Linguistics
AU  - ECKMAN, FRED R.
PY  - 1975
DO  - doi:10.1515/thli.1975.2.1-3.45
VL  - 2
IS  - 1-3
SP  - 45
EP  - 60
Y2  - 2026-05-06
ER  -