What is reference for triangulation function in matlab

Hello,

Could someone please help me with this,

I am doing triangulation of a convex polygon with rectangular holes on matlab.

I want to know the reference paper or book used for triangulation function in matlab.

I want to cite the algorithm for this.

Thanks,

Onkar

[KALYAN ACHARJYA]

https://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer