Zhang M M, Shen J P, He J Z, et al. Microbial mechanisms of nitrification inhibitors and their applicatio[J]. Journal of Agro-Environment Science, 2014,33(11):2077-2083.

张苗苗，沈菊培，贺纪正，等。硝化抑制剂的微生物抑制机理及其应用[J]。农业环境科学学报，2014，33（11）：2077-2083。

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Wood, J. M. , et al. , " Effects of the 1989 San Francisco earthquake on frequency and content of nightmares. " J Abnorm Psychol, 1992. 101(2): p. 219-24.

等〈 1989年旧金山大地震对恶梦发生频率以及恶梦的内容的影响〉 《变态心理学期刊》，1992。101（2）：219-24页。

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The normalized total gradient method of gravity presented by V. M. Berezkin et al is a method for determining field source and density interface by means of gravity data.

等人提出的重力归一化总梯度法是一种利用重力数据来确定场源以及密度分界面的方法。

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"He'd literally walk up to people like, 'I'm Al, ' " says Tasha Behnke, 41, of Danielsville, Pa.

WSJ: Colin Kaepernick, 49ers Super Bowl Quarterback, Has a Slow Sidekick -- Sammy the Tortoise

Valicenti-McDermott M, et al. Frequency of gastrointestinal symptoms in children with autistic spectrum disorders and association with family history of autoimmune disease.

FORBES: Anti-Vaccine Activists Apparently Immune To Science

They said the fire began while the plane was taxiing after landing about 9:10 p.m. at al-Udeid, the headquarters of U.S. military air operations for the Middle East.

CNN: B-1 bomber burns after landing in Qatar