Clear, concise text covers aerodynamic phenomena of the rotor and offers guidelines for helicopter performance evaluation. Originally prepared for NASA. Prefaces. New Indexes. 10 black-and-white phot
When public protests first began in Ukraine at the end of 2013, the failed promise of the Orange Revolution was still fresh in the minds of many Ukrainians. However, unlike in the aftermath of 2004-20
A successful health care unit means meeting patients' expectations, taking advantage of the latest organizational and technological solutions and, at the same time, providing financial balance. To ach
