Transformer resources and modeling the same

Links:

Chapter 12: Electric Transformer and Coupled Inductors
(from book Practical Electrical Engineering)

http://www.beigebag.com/case_xfrmer_1.htm

https://www.pspice.com/resources/application-notes/using-inductor-coupling-symbols

https://www.youtube.com/watch?v=dh-l8aWgRc4

http://education.ema-eda.com/iTrain/PSpice163/PSpice_lesson9.html

https://www.pspice.com/spice-model-ideal-practical-transformers