![](/media/publication/image/c233ce3f29c02dcc48f31c9d82749816_0304-4076.jpg)
Boswijk, H. (1995). Conditional and structural error correction models: Reply Journal of Econometrics, 69(1):173--175.
Shuangze Liu (1995). The heteroskedastic linear regression model and the Hadamard product a note Journal of Econometrics.