{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,3,25]],"date-time":"2025-03-25T16:49:50Z","timestamp":1742921390570,"version":"3.40.3"},"publisher-location":"Berlin, Heidelberg","reference-count":9,"publisher":"Springer Berlin Heidelberg","isbn-type":[{"type":"print","value":"9783540092513"},{"type":"electronic","value":"9783540353126"}],"license":[{"start":{"date-parts":[[1979,1,1]],"date-time":"1979-01-01T00:00:00Z","timestamp":283996800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[1979,1,1]],"date-time":"1979-01-01T00:00:00Z","timestamp":283996800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[1979]]},"DOI":"10.1007\/bfb0014664","type":"book-chapter","created":{"date-parts":[[2005,11,23]],"date-time":"2005-11-23T05:25:49Z","timestamp":1132723549000},"page":"113-124","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Is sometimes ever better than always?"],"prefix":"10.1007","author":[{"given":"David","family":"Gries","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2005,6,9]]},"reference":[{"key":"15_CR1","doi-asserted-by":"publisher","first-page":"159","DOI":"10.1145\/359340.359353","volume":"21","author":"Z. Manna","year":"1978","unstructured":"Manna, Z. and R. Waldinger. Is \"sometime\" sometimes better than \"always\"? CACM 21 (February 1978), 159\u2013171.","journal-title":"CACM"},{"key":"15_CR2","doi-asserted-by":"publisher","first-page":"576","DOI":"10.1145\/363235.363259","volume":"12","author":"C.A.R. Hoare","year":"1969","unstructured":"Hoare, C.A.R. An axiomatic basis for computer programming. CACM 12 (October 1969), 576\u2013580, 583.","journal-title":"CACM"},{"key":"15_CR3","unstructured":"Dijkstra, E.W. A Discipline of Programming, Prentice Hall, 1976."},{"key":"15_CR4","volume-title":"The Art of Computer Programming, Vol. I","author":"D.E. Knuth","year":"1968","unstructured":"Knuth, D.E. The Art of Computer Programming, Vol. I, Addison-Wesley, Reading, Mass. 1968."},{"key":"15_CR5","unstructured":"Burstall, R.M. Program proving as hand simulation with a little induction. Proc. IFIP Congress 1974, Amsterdam. (308\u2013312)."},{"key":"15_CR6","unstructured":"Topor, R.W. A simple proof of the Schorr-Waite garbage collection algorithm, to appear in Acta Informatica?"},{"key":"15_CR7","unstructured":"Gries, D. The Schorr-Waite graph marking algorithm. Computer Science, Cornell University, 1977. Submitted to Acta Informatica."},{"key":"15_CR8","doi-asserted-by":"publisher","first-page":"921","DOI":"10.1145\/359897.359903","volume":"20","author":"D. Gries","year":"1977","unstructured":"Gries, D. An exercise in proving parallel programs correct. CACM 20 (December 1977), 921\u2013930.","journal-title":"CACM"},{"key":"15_CR9","volume-title":"Axiomatic proofs of total correctness of programs","author":"N. Soundararajan","year":"1978","unstructured":"Soundararajan, N. Axiomatic proofs of total correctness of programs. NCSDCT, Tata Inst. of Fundamental Research, Bombay, India, 1978."}],"container-title":["Lecture Notes in Computer Science","Program Construction"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/BFb0014664","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,8,19]],"date-time":"2022-08-19T05:03:34Z","timestamp":1660885414000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/BFb0014664"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1979]]},"ISBN":["9783540092513","9783540353126"],"references-count":9,"URL":"https:\/\/doi.org\/10.1007\/bfb0014664","relation":{},"ISSN":["0302-9743","1611-3349"],"issn-type":[{"type":"print","value":"0302-9743"},{"type":"electronic","value":"1611-3349"}],"subject":[],"published":{"date-parts":[[1979]]},"assertion":[{"value":"9 June 2005","order":1,"name":"first_online","label":"First Online","group":{"name":"ChapterHistory","label":"Chapter History"}}]}}