Subiono, and Zumrotus Sya’diyah. “Lyapunov-Max-Plus-Algebra Stability in Predator-Prey Systems Modeled With Timed Petri Net”. IPTEK The Journal for Technology and Science, vol. 22, no. 3, July 2025, pp. 117-21, doi:10.12962/j20882033.v22i3.5650.