Asosiy kontentga oʻtish
AkademIndex

Mahsulotlar

Ishlab chiquvchilar uchun

AkademBaseEkotizim uchun ochiq API
← Ishga qaytish

Ushbu ishga iqtibos qilgan ishlar

3 ta ish

Ish: Can environmental regulation promote urban green innovation Efficiency? An empirical study based on Chinese cities