PT - JOURNAL ARTICLE AU - Mark Adelson TI - Introduction AID - 10.3905/pa.5.3.intro DP - 2018 Jan 31 TA - Practical Applications PG - 1--1 VI - 5 IP - 3 4099 - https://pm-research.com/content/5/3/1.13.short 4100 - https://pm-research.com/content/5/3/1.13.full