@article{ref1,
title="Relationship between characteristics of avalanche obtained by wide-area photo interpretation of Google Earth and its occurrence scale / number of occurrences",
journal="日本雪工学会論文集",
year="2015",
author="秋山, 一弥 and 関口, 辰夫",
volume="34",
number="1",
pages="1-12",
abstract="<p>[Abstract unavailable]</p> <p>Language: ja</p>",
language="ja",
issn="2189-1451",
doi="10.32120/jsej.34.1_1",
url="http://dx.doi.org/10.32120/jsej.34.1_1"
}