[1] https://graphicalmodeling.files.wordpress.com/2019/11/graphicalmodellab_concept_en_v2-4.pdf
[2] https://graphicalmodeling.files.wordpress.com/2018/09/graphicalmodellab_concept_ja.pdf
[3] https://graphicalmodeling.files.wordpress.com/2019/07/graphicalmodellab_concept_ja.pdf
Graphical Model Lab 