1. Bailey NTJ (1952) A study of queues and appointment systems in hospital outpatient departments, with special reference to waiting times. J R Stat Soc Ser B 14:185–199
2. Bailey NTJ (1955) A note on equalising the mean waiting time of successive customers in a finite queue. J R Stat Soc Ser B 17:262–263
3. White MJ, Blanco MC (1964) Appointment systems in outpatients’ clinics and the effect of patients’ unpunctuality. Med Care 2:133–145
4. Fetter RB, Thompson JD (1966) Patients’ waiting time and doctors’ idle time in the outpatient setting. Health Serv Res 1:66–90
5. Soriano A (1966) Comparison of two scheduling systems. Oper Res 14:388–397