1. K.C. Institute, Standard Concrete Specification and Commentary, Seoul, Korea, 2009.
2. J.S. of C. Engineers, Recommendations for Concrete Pumping, Tokyo, Japan, 2012.
3. Pumping of fresh concrete: insights and challenges;De Schutter;RILEM Tech. Lett.,2016
4. Prediction of concrete pumping performance base on the evaluation of lubrication layer properties;Choi;Korea Adv. Inst. Sci. Technol.,2013
5. Prediction of concrete pumping: part i-development of new tribometer for analysis of lubricating layer;Kwon;ACI Mater. J.,2013