5[1]I. Uherkovich. Questions concerning the longtime behavior of concrete repairs, Adherence of young on old concrete, A edited by Folker H. Wittmann, edification, 1994.
6[3]P. J. Robins and S. A. Austin. A unified failure envelope from the evaluation of concrete repair bond tests. Magazine of Concrete Research, 1995, 47. No. 170. Mar. pp57~68.