The phrase "a source of reinforcement" is correct and usable in written English.
It can be used in contexts where you are discussing something that provides support, encouragement, or motivation.
Example: "Positive feedback from my peers serves as a source of reinforcement for my efforts in the project."
Alternatives: "a means of encouragement" or "a form of support."
Attacks on prisons were not uncommon in French Indochina, as rebels often viewed the prisoners as a source of reinforcements.
However, using yarns made of short discrete natural fibers needs to be investigated as a source of sustainable reinforcement for composites.
If the latest research is to be believed, it can also be a source of positive reinforcement and social expression.
Mothers of infants who cry excessively report significantly more parenting stress and less sense of competence and efficacy than other mothers, and do not experience their infants as a source of positive reinforcement [ 49].
A stable relationship could be a source of social support and positive reinforcement, although, counter-intuitively, perceived social support as an independent factor was not associated with depression.
The overarching goal of treatments based in this framework is to decrease the rate of reinforcement obtained through drug use and related activities by enhancing the material and social reinforcement obtained through an alternative, nondrug source of reinforcement, especially from participation in activities deemed to be incompatible with a drug-abusing lifestyle.
Earlier this year, an Islamist website called on Muslims to "do everything possible to strengthen the jihadist front in Yemen as it serves as a source of back-up and reinforcement for operations in the Land of the Two Mosques [Saudi Arabia]." Some Muslims are heeding the call.
It is important to note that efficiency does not differentiate between IRTs that are just longer than the target interval from those much longer; such very long lapses may result from task delinquency rather than self-control, and, by decreasing the rate of reinforcement, are themselves a source of inefficiency.
It is reasoned that the chief source of reinforcement arises from the POSS moieties behaving as strong anchor points in the polymeric matrix.
Australia has been a particularly strong source of reinforcements.
