द्वात्रिंशद्बलमासः ॥ कZ_०२.२०.५१ ॥
dvātriṃśad balamāsaḥ
বল-মাস বত্রিশ দিনের হয়।
Different reckoning systems can coexist (astronomical, ritual, fiscal). Clear definitions prevent disputes in pay, contracts, and delivery schedules.