hat
ISO-8601 asiyen yon nimewo nan chak semèn nan ane a. Yon semèn ki pataje pou de ane vin yon nimewo nan ane a ak pi jou yo. Kidonk Semèn 1 nan nenpòt ki ane se yon sèl la ki gen 4 Janvye, oswa yon sèl ki gen premye jedi a nan mwa janvye.
eng
ISO-8601 assigns a number to each week of the year. A week that is shared for two years gets a number in the year with the most days. Thus Week 1 of any year is the one that contains January 4, or one which contains the first Thursday of January.