A low volatility high dividend ETF | Joachim De Zutter
PowerShares S&P 500 High Dividend Portfolio (SPHD) tries to match the performance of the S&P 500 Low Volatility High Dividend Index.

Exhibit 3 of the paper The beauty of simplicity: The S&P 500 low volatility high dividend index

Another interesting paper is "Low Volatility, High Dividends and Equal-weighted Strategies in your Canadian Equity Portfolio" by Sophie Mayrand (SSgA)

On the WisdomTree website, professor Jeremy Siegel demonstrated how dividend and price-earnings ratios (P/E) investment approaches for a period from 1957 until 2013 clearly outperformed the S&P 500 index.