1. ITU-T Recommendation G.996.1 Test Procedures for Digital Subscriber Line (DSL) Transceivershttps://www.itu.int/ITU-T/recommendations/rec.aspx?rec=G.996.1
2. ATIS Multiple Input Multiple Output Crosstalk Channel model,2009
3. MIMO Model for Copper Cable: Quantitative Analysis of Matching to Measured Data. IEEE 802.3 Ethernet in the First Mile Task Forcehttp://www.ieee802.org/3/efm/public/mar02/fang_1_0302.pdf