@article{AFST_1999_6_8_2_219_0,
     author = {Mikhail Borovoi},
     title = {The defect of weak approximation for homogeneous spaces},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {219--233},
     publisher = {Universit\'e Paul Sabatier. Facult\'e des sciences},
     address = {Toulouse},
     volume = {Ser. 6, 8},
     number = {2},
     year = {1999},
     zbl = {0968.14030},
     mrnumber = {1751441},
     language = {en},
     url = {https://afst.centre-mersenne.org/item/AFST_1999_6_8_2_219_0/}
}