PT - JOURNAL ARTICLE AU - Scott H. Irwin AU - Diego Landa TI - Real estate, futures, and gold as portfolio assets AID - 10.3905/jpm.1987.409128 DP - 1987 Oct 31 TA - The Journal of Portfolio Management PG - 29--34 VI - 14 IP - 1 4099 - https://pm-research.com/content/14/1/29.short 4100 - https://pm-research.com/content/14/1/29.full