TY - JOUR AU - Bernstein, Leon TI - Periodic Algorithms and their Application JO - Canadian journal of mathematics PY - 1979 SP - 565 EP - 595 VL - 31 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1979-059-6/ DO - 10.4153/CJM-1979-059-6 ID - 10_4153_CJM_1979_059_6 ER -