In addition to Creative Computing, 1980: "How to Fit a Large Program Into a Small Machine" by Blank/Galley There were at least two other articles published at

In addition to Creative Computing, 1980: "How to Fit a Large Program Into a Small Machine" by Blank/Galley There were at least two other articles published at the time that provided a lot of details: * IEEE Computer, 1979: "Zork: A Computerized Fantasy Simulation Game" by Lebling/Blank/Anderson * Byte, 1980: "Zork and the Future of Computerized Fantasy Simulations" by Lebling