@inproceedings{d8cce92b99a34bdf8f9c3bf0ca7b3ca5,
title = "Optical microstructure analysis and the quality of concrete",
author = "Hannu Pyy and Paula Raivio",
year = "1990",
language = "English",
isbn = "951-38-3762-9",
series = "VTT Symposium",
publisher = "VTT Technical Research Centre of Finland",
number = "115",
pages = "95--101",
booktitle = "Microstructure and properties of concrete",
address = "Finland",
note = "Microstructure and properties of concrete : Expert meetings ; Conference date: 01-11-1988 Through 01-11-1988",
}