{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,4,30]],"date-time":"2025-04-30T11:27:14Z","timestamp":1746012434061},"reference-count":2,"publisher":"Springer Science and Business Media LLC","issue":"2","license":[{"start":{"date-parts":[[1995,6,1]],"date-time":"1995-06-01T00:00:00Z","timestamp":801964800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Combinatorica"],"published-print":{"date-parts":[[1995,6]]},"DOI":"10.1007\/bf01200751","type":"journal-article","created":{"date-parts":[[2005,2,18]],"date-time":"2005-02-18T12:13:34Z","timestamp":1108728814000},"page":"151-158","source":"Crossref","is-referenced-by-count":9,"title":["Penny-packings with minimal second moments"],"prefix":"10.1007","volume":"15","author":[{"given":"Timothy Y.","family":"Chow","sequence":"first","affiliation":[]}],"member":"297","reference":[{"key":"CR1","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1007\/BF02187775","volume":"5","author":"R. L. Graham","year":"1990","unstructured":"R. L. Graham andN. J. A. Sloane: Penny-packing and two-dimensional codes,Discrete Comput. Geom. 5 (1990), 1?11.","journal-title":"Discrete Comput. Geom."},{"key":"CR2","first-page":"19","volume-title":"The Feynman Lectures on Physics","author":"R. P. Feynman","year":"1963","unstructured":"R. P. Feynman, R. B. Leighton, andM. Sands:The Feynman Lectures on Physics, 19?6, Vol. 1, Addison-Wesley, Reading, Massachusetts, 1963."}],"container-title":["Combinatorica"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF01200751.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/BF01200751\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF01200751","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,1]],"date-time":"2019-05-01T16:58:24Z","timestamp":1556729904000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/BF01200751"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1995,6]]},"references-count":2,"journal-issue":{"issue":"2","published-print":{"date-parts":[[1995,6]]}},"alternative-id":["BF01200751"],"URL":"https:\/\/doi.org\/10.1007\/bf01200751","relation":{},"ISSN":["0209-9683","1439-6912"],"issn-type":[{"value":"0209-9683","type":"print"},{"value":"1439-6912","type":"electronic"}],"subject":[],"published":{"date-parts":[[1995,6]]}}}