L1 - http://journals.pan.pl/Content/105800/PDF/10.1515bpasts-2017-0085.pdf L2 - http://journals.pan.pl/Content/105800 PY - 2017 IS - No 6 (Special Section on Civil Engineering – Ongoing Technical Research. Part II) EP - 778 DO - 10.1515/bpasts-2017-0085 A1 - Zapała-Sławeta, J. A1 - Owsiak, Z. VL - 65 DA - 2017 T1 - Effect of lithium nitrate on the reaction between opal aggregate and sodium and potassium hydroxides in concrete over a long period of time SP - 773 UR - http://journals.pan.pl/dlibra/publication/edition/105800 T2 - Bulletin of the Polish Academy of Sciences Technical Sciences