Sentence examples for by several authors using from inspiring English sources

The multi-output state estimation problem has been treated by several authors using methods for nonlinear observer design.

An extensive survey on the removal of excess fluoride in water shows that different techniques has been attempted by several authors, using natural and synthetic material (Table 1).

Equation (2) has also been investigated by several authors using various techniques and different conditions on the nonlinearities, such as the coercive type potential condition (see [2]) and the even type potential condition (see [3]).

The presence of α7 nAChRs modulating GABA release has been confirmed by several authors using different experimental approaches [7] [12].

Minimally invasive, single-port approaches to the lateral skull base have been attempted by several authors using neuronavigated drilling [ 4– 9].

In the light of the results obtained by several authors using EgAgB, this antigenic family looks promising for the serodiagnosis of CE patients and potentially useful in the follow-up.

Another method for the determination of labial surface curvature, which has been described by several authors, uses a device that engages in a standard edgewise bracket bonded on the tooth surface [19],[19].

Removal of excess fluoride (F−) from the water has been attempted by several authors by using different materials both natural and artificial.

These distalizing effects of the maxillary molars were already reported by several authors when using the Jasper Jumper [10]-[12] [10]-[12] ,[17]

Recently, periodic boundary value problems (PBVPs for short) for dynamic equations on time scales have been studied by several authors by using the method of lower and upper solutions, fixed point theorems, and the theory of fixed point index.

The electrical resistance of an individual MWCNT at room temperature must be of about 10 to 50 kΩ as pointed out by several authors [34 36] using a four-point probe method.