TY  - JOUR
AU  - Timo Ojala
TI  - Sums of roots of unity.
JO  - Mathematica Scandinavica
PY  - 1975
SP  - 83
EP  - 101
VL  - 37
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MS2_1975__37_166429/
ID  - MS2_1975__37_166429
ER  -