Teerawat Sarutayophat, and Charassri Nualsri. 2010. “The Efficiency of Pedigree and Single Seed Descent Selections for Yield Improvement at Generation 4 (F4) of Two Yardlong Bean Populations”. Agriculture and Natural Resources 44 (3). Bangkok, Thailand:343-52. https://li01.tci-thaijo.org/index.php/anres/article/view/244938.