Lee W. Schruben. SIGMA - A graphical approach to teaching simulation. J. Computing in Higher Education, 4(1):27-37, 1992. [doi]
@article{Schruben92-0,
title = {SIGMA - A graphical approach to teaching simulation},
author = {Lee W. Schruben},
year = {1992},
doi = {10.1007/BF02940978},
url = {http://dx.doi.org/10.1007/BF02940978},
researchr = {https://researchr.org/publication/Schruben92-0},
cites = {0},
citedby = {0},
journal = {J. Computing in Higher Education},
volume = {4},
number = {1},
pages = {27-37},
}