1. Age and Life Expectancy of Business Firms;Churchill;Survey of Current Business,1955
2. Management Factors Contributing to the Success or Failure of New, Small Manufacturers;Hoad,1964
3. The Turnover and Mortality of Manufacturing Firms in the Hartford, Connecticut Economic Area, 1953–1958;Kinnard,1960
4. The First Two Years: Problems of Small Firm Growth and Survival;Mayer,1961