✅Web of Science (ingl. WoS, dastlab Web of Knowledge deb yuritilgan) – bir nechta bibliografik va referativ ma’lumotlar bazalarini o‘zida mujassamlashtirgan qidiruv platformasi.
✅ Bibliografik ma’lumotlar bazasi – turli nashr (asar)lar haqidagi ma’lumotlarni o‘z ichiga oladi. Muayyan bir asar (maqola, qo‘llanma yoki monografiya)ga oid asosiy ma’lumotlarning qisqacha tavsifi keltiriladi, ya’ni asarning muallifi kim, nomi nima, kim tomonidan va qachon nashr etilgan, hajmi qancha va shu kabilardan iborat bo‘ladi. Bu uni bir necha o‘n minglab boshqa nashrlar orasidan izlash va topish jarayonlarini osonlashtiradi.
✅ Referativ ma’lumotlar bazasi deganda, muayyan bir asar (maqola, qo‘llanma yoki monografiya)ga oid asosiy ma’lumotlardan tashqari, uning qisqacha mazmunini aks ettirgan annotatsiya, referat yoki nashr mazmuniga oid boshqa ko‘rsatkichlar tushuniladi.
✅Web of Science (ingl. WoS, dastlab Web of Knowledge deb yuritilgan) – bir nechta bibliografik va referativ ma’lumotlar bazalarini o‘zida mujassamlashtirgan qidiruv platformasi.
✅ Bibliografik ma’lumotlar bazasi – turli nashr (asar)lar haqidagi ma’lumotlarni o‘z ichiga oladi. Muayyan bir asar (maqola, qo‘llanma yoki monografiya)ga oid asosiy ma’lumotlarning qisqacha tavsifi keltiriladi, ya’ni asarning muallifi kim, nomi nima, kim tomonidan va qachon nashr etilgan, hajmi qancha va shu kabilardan iborat bo‘ladi. Bu uni bir necha o‘n minglab boshqa nashrlar orasidan izlash va topish jarayonlarini osonlashtiradi.
✅ Referativ ma’lumotlar bazasi deganda, muayyan bir asar (maqola, qo‘llanma yoki monografiya)ga oid asosiy ma’lumotlardan tashqari, uning qisqacha mazmunini aks ettirgan annotatsiya, referat yoki nashr mazmuniga oid boshqa ko‘rsatkichlar tushuniladi.
Continuing its crackdown against entities allegedly involved in a front-running scam using messaging app Telegram, Sebi on Thursday carried out search and seizure operations at the premises of eight entities in multiple locations across the country. The next bit isn’t clear, but Durov reportedly claimed that his resignation, dated March 21st, was an April Fools’ prank. TechCrunch implies that it was a matter of principle, but it’s hard to be clear on the wheres, whos and whys. Similarly, on April 17th, the Moscow Times quoted Durov as saying that he quit the company after being pressured to reveal account details about Ukrainians protesting the then-president Viktor Yanukovych. And indeed, volatility has been a hallmark of the market environment so far in 2022, with the S&P 500 still down more than 10% for the year-to-date after first sliding into a correction last month. The CBOE Volatility Index, or VIX, has held at a lofty level of more than 30. The S&P 500 fell 1.3% to 4,204.36, and the Dow Jones Industrial Average was down 0.7% to 32,943.33. The Dow posted a fifth straight weekly loss — its longest losing streak since 2019. The Nasdaq Composite tumbled 2.2% to 12,843.81. Though all three indexes opened in the green, stocks took a turn after a new report showed U.S. consumer sentiment deteriorated more than expected in early March as consumers' inflation expectations soared to the highest since 1981. Messages are not fully encrypted by default. That means the company could, in theory, access the content of the messages, or be forced to hand over the data at the request of a government.
from br
