- Automatic control--Congresses (2)
- Biological control systems--Congresses (1)
- Conservation of natural resources--Mathematical models--Congresses (1)
- Differentiable dynamical systems (1)
- Ecology--Mathematical models--Congresses (1)
- Leitmann, George--Congresses (1)
- Liapunov functions (1)
- Mechanics, Applied--Congresses (1)
- Renewable natural resources--Mathematical models--Congresses (1)
- Robots--Control systems (1)
- 理論生物学．生命論 (1)